For most women, the answer is no. LH rises to tell the body that it is time to ovulate and surges 24-36 hours before the release of an egg. If you don’t see this surge, you probably took the test at the wrong time, ovulated early or late, or are experiencing an anovulatory cycle. Rarely, however, your baseline LH level may be high or low ...CD 14: 96.94 CD 15: 97.11 CD 16: 97.18 CD 17: 96.81 CD 18 (first positive OPK): 97.08 CD 19: 97.18 CD 20: 97.18 CD 21 (today): 97.26 Is it possible I ovulated the same day as first positive so the CD 17 reading was the dip, and then every day since then has been a little higher?Oct 14, 2017 · When using BBT to try and conceive, Choi says the key is to make sure to have sex starting several days before the anticipated temperature rise. On the other hand, Choi says, OPKs test for the ... Advertisement ...10 – 12 percent chance of conception. 5 – 6 days before ovulation. 0 – 5 percent chance of conception. The most important thing to note here is that you can conceive anytime during the 5 days before ovulation and on ovulation day itself. Within your 6-day fertile window, the 2-3 days before ovulation are your most fertile.When using BBT to try and conceive, Choi says the key is to make sure to have sex starting several days before the anticipated temperature rise. On the other hand, Choi says, OPKs test for the spike in luteinizing hormone (LH) that precedes ovulation by a day or two.Haha! Don't even ask when I start xmas prep. Still camping but I lost my group for a bit. My temp was pretty consistent this morning. I missed my alarm but the birds woke me up. Using the OPK in the camp bathroom was an experience but it was darker from the day before though still not a clear positive. CS/Q: I'm glad I started temping and using ...I got my bfp yesterday (yay!!) and If I'm reading my opk/bbt chart right, that's 10dpo. That seems early... does that mean I'm more likely to have twins? Or am i reading it wrong, and I have my dpo wrong? i had a cp last cycle so I'm not sure if that made it wonky.photos: my bfp from yesterday, my bbt...Jun 20, 2022 · Hey yeah as a few said you will likely ovulate today. Most often you will see day A. positive opk day B. Ovulation itself day C. Bbt Rise You may see some variance from this, sometimes it takes 2 days to see bbt rise or sometimes your LH surge may happen more than 24hrs before O. But generally the pattern is as listed above. Sep 16, 2011 · The egg could drop anywhere from 12-48+ hours after you get your last +OPK. And, to make it more confusing, sometimes your body can ramp up, have the LH surge (you get a +OPK) and then for some ... Mar 24, 2021 · Basal body temperature (BBT) tracking: Before and after ovulation, BBT (your body’s lowest resting temperature) dips, then rises again. Tracking this shift can let you know if an egg was released. Tracking this shift can let you know if an egg was released. A BBT spike (or progesterone testing) will show that ovulation did actually happen. So it's possible that while you're getting a positive OPK, you may not actually be ovulating when you think you are. If you do eventually get a BBT increase, it could mean that your body is trying again and successfully ovulating the 2nd time.A BBT spike (or progesterone testing) will show that ovulation did actually happen. So it's possible that while you're getting a positive OPK, you may not actually be ovulating when you think you are. If you do eventually get a BBT increase, it could mean that your body is trying again and successfully ovulating the 2nd time.Are you taking your BBT its the only real reliable way to tell if you have Ovulated. But if your getting highs then I would just keep having sex and hoping that you catch O even if you don't get a peak. I'm really sorry this is so frustrating for you.Even with a slow rise, a temperature pattern usually becomes apparent after a few days. It can be helpful to consult with other fertility signs such as cervical mucus and cervical position. Ovulation is most likely to occur on the last day of fertile cervical mucus. But with a slow rise it can sometimes be difficult to pinpoint the exact day of ...Hey yeah as a few said you will likely ovulate today. Most often you will see day A. positive opk day B. Ovulation itself day C. Bbt Rise You may see some variance from this, sometimes it takes 2 days to see bbt rise or sometimes your LH surge may happen more than 24hrs before O. But generally the pattern is as listed above.Personally I do both. Opk predicts BBT confirms. Of the two I like bbt more. I don’t find it difficult at all, but I’m still ttc#1 so no one wakes me up at night. Just set an alarm for the same time every morning and keep the thermometer and your phone or a pencil beside theReally considering giving up on OPKs: Only tried OPK strips so far and find it super annoying that you can't test with FMU. I think it is absolutely…Ovulation predictor kit (OPK) Ovulation predictor kits look just like the home pregnancy tests but they determine when you are ovulating instead. Unfortunately, different brands vary in their accuracy. If you are finding positive tests with the regular "pee-on-the-stick" kind, then you don't really need the fertility monitor.Apr 21, 2023 · A BBT spike (or progesterone testing) will show that ovulation did actually happen. So it's possible that while you're getting a positive OPK, you may not actually be ovulating when you think you are. If you do eventually get a BBT increase, it could mean that your body is trying again and successfully ovulating the 2nd time. Between oversleeping one day, some sleep deprivation, heavy drinking one night, indiscernible OPK results, and using the least-adored BBT on TB, I'm basically just crossing my fingers at this point. Thought the temp would go up today for O yesterday but it went down so I'm hoping O today for pretty good timing.BBT is more "accurate" in that it is the only of the two that will actually confirm that you've ovulated. Unfortunately, it only tells you after the fact. It is possible to get a +OPK and not ovulate, which is why OPKs are not always accurate. I would recommend using both--Use OPKs until you get a +, then have sex every day (if possible) until ... Mar 24, 2021 · Basal body temperature (BBT) tracking: Before and after ovulation, BBT (your body’s lowest resting temperature) dips, then rises again. Tracking this shift can let you know if an egg was released. Tracking this shift can let you know if an egg was released. CD 14: 96.94 CD 15: 97.11 CD 16: 97.18 CD 17: 96.81 CD 18 (first positive OPK): 97.08 CD 19: 97.18 CD 20: 97.18 CD 21 (today): 97.26 Is it possible I ovulated the same day as first positive so the CD 17 reading was the dip, and then every day since then has been a little higher?Every cycle I have been able to measure the LH surge, and also the temp increase when I have ovulated and drop in BBT when AF is arriving. My FP/Ovulation has been all over the place though, so literally I measure OPK 2 times a day just to make sure I don't miss it. The range has been 18-37 days for ovulation - yup, that's a lot of OPKs!Every cycle I have been able to measure the LH surge, and also the temp increase when I have ovulated and drop in BBT when AF is arriving. My FP/Ovulation has been all over the place though, so literally I measure OPK 2 times a day just to make sure I don't miss it. The range has been 18-37 days for ovulation - yup, that's a lot of OPKs!What is the difference between BBT and ovulation predictor kits (OPK)? An ovulation predictor kit measures LH levels, which surge before ovulation. Therefore, OPKs can detect your fertile window in advance, before ovulating. Ideally, we should start having sex before the surge, and when the test becomes positive, we can increase the frequency.Aug 24, 2019 · Haha! Don't even ask when I start xmas prep. Still camping but I lost my group for a bit. My temp was pretty consistent this morning. I missed my alarm but the birds woke me up. Using the OPK in the camp bathroom was an experience but it was darker from the day before though still not a clear positive. CS/Q: I'm glad I started temping and using ... Hiya, so I’m 7/8 dpo today… had positive opk on 17th and I had ovulation pain the same day so That’s why I say 7/8 dpo opk was negative the next day. I don’t check BBT but my Fitbit app shows a temp dip on 17th and then rise too. This month...Oh and by the looks of things, you don't necessarily need a BBT but I've really loved having more accurate charts. :) I got my Life Brand BBT at Shoppers Drug Mart. I change them every 3-4 months so I can rely on my temps being accurate. I don't use a new BBT until the next cycle though.This is usually the case with endometriosis. If you do not ovulate, then you may still experience bleeding that is often mistaken for menstruation. This anovulatory bleeding will be irregular, varying in flow, duration and schedule. Without ovulation and resulting lack of progesterone to balance the effects of estrogen, your uterine lining ...Every cycle I have been able to measure the LH surge, and also the temp increase when I have ovulated and drop in BBT when AF is arriving. My FP/Ovulation has been all over the place though, so literally I measure OPK 2 times a day just to make sure I don't miss it. The range has been 18-37 days for ovulation - yup, that's a lot of OPKs! Nov 11, 2017 · I've been reading online that some women don't get their temp rise until 3 or 4 days after a positive opk. Praying this happens to me. Plan on continuing with OPKs and bd'ing every 2 or 3 days ... It looks to me like, according to BBT, you O'd on the 2nd of Nov. But the OPK says the 4th.. I think. If it was the 2nd then you may not have BDed within the time frame. When I was trying for my daughter 10 years ago I went by BBT and thought it was pretty accurate. I have heard the OPKs are really accurate, too, though so I don't know.Advertisement ... Every cycle I have been able to measure the LH surge, and also the temp increase when I have ovulated and drop in BBT when AF is arriving. My FP/Ovulation has been all over the place though, so literally I measure OPK 2 times a day just to make sure I don't miss it. The range has been 18-37 days for ovulation - yup, that's a lot of OPKs!If your ovulation test is positive, this means that your LH levels are above the threshold considered to be “surging” – meaning that ovulation will likely happen within 24-36 hours. At rest, typical LH levels for women are between 5-25 IU/L, and during the LH surge, they can peak up to 100+ IU/L. The most common and reliable threshold for ...May 6, 2020 · Ovulation predictor kit (OPK) Ovulation predictor kits look just like the home pregnancy tests but they determine when you are ovulating instead. Unfortunately, different brands vary in their accuracy. If you are finding positive tests with the regular "pee-on-the-stick" kind, then you don't really need the fertility monitor. Nov 11, 2017 · I've been reading online that some women don't get their temp rise until 3 or 4 days after a positive opk. Praying this happens to me. Plan on continuing with OPKs and bd'ing every 2 or 3 days ... Basically, your negative OPK could mean several things. 1) You haven't gotten your surge yet. 2) You have gotten your surge (probably yesterday) and are ovulating today, but for whatever reason didn't ever see the positive OPK. That could be because you didn't test yesterday, or you may have a really short surge.Tracking Fertility: OPK vs. BBT. Q: Which is a better method of tracking fertility — an ovulation predictor kit (OPK) or basal body temperature (BBT) charting? A: An ovulation predictor kit changes color before you ovulate, based on a surge in your luteinizing hormone (LH), usually 1-2 days before ovulation.Between oversleeping one day, some sleep deprivation, heavy drinking one night, indiscernible OPK results, and using the least-adored BBT on TB, I'm basically just crossing my fingers at this point. Thought the temp would go up today for O yesterday but it went down so I'm hoping O today for pretty good timing.After Fallopian Tube Surgery: TTC, OPK, BBT I refused at first to get into the rigors of what I called “Die hard trying to conceive ( TTC) “. I refused to use ovulation predictor test kits (OPKs), take my basal body temperature (BBT) to chart ovulation, or anything other help with conceiving.OPK or BBT? Curious to hear others experiences when they were TTC. I have been doing both OPK tests and measuring my BBT for several months and I’m noticing that I’ll get a positive OPK but then my body temperature won’t spike for sometimes up to 4 days later.swirl25 member. member. member. My temp rises anywhere between 2 and 4 days after a +OPK. Everyone is different. My OBGYN said this is super normal - your LH surge can either trigger an O right away or a few days later! Lesley0228 member. My O is typically two days after my first +OPK.The OPK method is even more powerful when combined with the basal body temperature (BBT) method because the two methods together create an “ovulation sandwich.” (Check out my post on the BBT method for details on how to incorporate it into your ovulation tracking activities.) Since the OPK method gives you about 1-2 days’ notice prior to ...In the 3-5 days leading up to ovulation, your cervical mucus will become an egg white consistency, clear and stretchy. This is your fertile mucus and keeping track of it will help you to determine your fertile window. Height of cervix In the days before ovulation, your cervix will change position and shape to help the sperm travel to the ...1. Changes in basal body temperature (BBT) Your BBT is your lowest body temperature (your body temperature at rest) in a 24-hour period. On the day after you ovulate, your BBT will go up slightly, by 0.5 to 1.0 degrees Fahrenheit. It will stay elevated until your next period. It may also dip slightly just before the increase.13/11/2017 at 11:33 pm. Dont worry! It's all normal! The ovulation and the temp rise usually takes place a day or two after your first positive opk! Sometimes I only get one day of positive opks, sometimes two. Usually I get a temp rise the second day after the first opk. But once or twice it was in the third day! It's all ok and normal.A Discussion on OPK’s vs BBT Charting. Many women become confused when their OPK’s (Ovulation Predictor Kits) and BBT’s (Basal Body Temperatures) don’t agree on the day of ovulation- understandably so. This is one of the more confusing topics I’ve researched! We’ll file this under “advanced topics”. Here’s why.Jul 17, 2022 · OPK or BBT? Curious to hear others experiences when they were TTC. I have been doing both OPK tests and measuring my BBT for several months and I’m noticing that I’ll get a positive OPK but then my body temperature won’t spike for sometimes up to 4 days later. Really considering giving up on OPKs: Only tried OPK strips so far and find it super annoying that you can't test with FMU. I think it is absolutely…The OPK method is even more powerful when combined with the basal body temperature (BBT) method because the two methods together create an “ovulation sandwich.” (Check out my post on the BBT method for details on how to incorporate it into your ovulation tracking activities.) Since the OPK method gives you about 1-2 days’ notice prior to ...Between oversleeping one day, some sleep deprivation, heavy drinking one night, indiscernible OPK results, and using the least-adored BBT on TB, I'm basically just crossing my fingers at this point. Thought the temp would go up today for O yesterday but it went down so I'm hoping O today for pretty good timing.BBT is more "accurate" in that it is the only of the two that will actually confirm that you've ovulated. Unfortunately, it only tells you after the fact. It is possible to get a +OPK and not ovulate, which is why OPKs are not always accurate. I would recommend using both--Use OPKs until you get a +, then have sex every day (if possible) until ... Jan 18, 2010 · After Fallopian Tube Surgery: TTC, OPK, BBT I refused at first to get into the rigors of what I called “Die hard trying to conceive ( TTC) “. I refused to use ovulation predictor test kits (OPKs), take my basal body temperature (BBT) to chart ovulation, or anything other help with conceiving. A group where you can ask all your BBT related questions! BBT and OPK don't align? So my BBT looks like I O'd three days ago, but my OPK was clearly negative (I check 2-3 times a day during my fertile week), OPK turned strong positive last night... thoughts?By using OPK and BBT, you should forecast your O date with the OPK and verify you did O via BBT. Whenever you get a few minutes (okay, like 20 or so), I recommend checking out peeonastick.com. This is a very thorough website that will give you a ton of information on CM, BBT, OPK, etc.Is Your BBT More Accurate Than An OPK? Experts Weigh In Life Manuel Findeis/Fotolia Checking Your BBT Versus Using An OPK — Which Is More Accurate? by Caroline Shannon-Karasik Oct. 14, 2017...Hello lovelies I am currently on CD20 and I think I Ov on CD18 Bedtime of CD17 I was convinced my opk was positive however my apps confirmed it wasn’t quite…Advertisement ...Advertisement ...What is the difference between BBT and ovulation predictor kits (OPK)? An ovulation predictor kit measures LH levels, which surge before ovulation. Therefore, OPKs can detect your fertile window in advance, before ovulating. Ideally, we should start having sex before the surge, and when the test becomes positive, we can increase the frequency.Jun 20, 2022 · Personally I do both. Opk predicts BBT confirms. Of the two I like bbt more. I don’t find it difficult at all, but I’m still ttc#1 so no one wakes me up at night. Just set an alarm for the same time every morning and keep the thermometer and your phone or a pencil beside the This is usually the case with endometriosis. If you do not ovulate, then you may still experience bleeding that is often mistaken for menstruation. This anovulatory bleeding will be irregular, varying in flow, duration and schedule. Without ovulation and resulting lack of progesterone to balance the effects of estrogen, your uterine lining ...It looks to me like, according to BBT, you O'd on the 2nd of Nov. But the OPK says the 4th.. I think. If it was the 2nd then you may not have BDed within the time frame. When I was trying for my daughter 10 years ago I went by BBT and thought it was pretty accurate. I have heard the OPKs are really accurate, too, though so I don't know. Jul 17, 2022 · OPK or BBT? Curious to hear others experiences when they were TTC. I have been doing both OPK tests and measuring my BBT for several months and I’m noticing that I’ll get a positive OPK but then my body temperature won’t spike for sometimes up to 4 days later. Sep 3, 2011 · Hiya, so I’m 7/8 dpo today… had positive opk on 17th and I had ovulation pain the same day so That’s why I say 7/8 dpo opk was negative the next day. I don’t check BBT but my Fitbit app shows a temp dip on 17th and then rise too. This month... Hello lovelies I am currently on CD20 and I think I Ov on CD18 Bedtime of CD17 I was convinced my opk was positive however my apps confirmed it wasn’t quite…Jun 20, 2022 · Hey yeah as a few said you will likely ovulate today. Most often you will see day A. positive opk day B. Ovulation itself day C. Bbt Rise You may see some variance from this, sometimes it takes 2 days to see bbt rise or sometimes your LH surge may happen more than 24hrs before O. But generally the pattern is as listed above. Yes absolutely. If you took the photo 4 times it would probably spit out 4 different numbers 😂 realistically the numbers don’t mean anything, all you’re looking for is a positive OPK, where the test line is as dark or darker than the control line. Hiya, so I’m 7/8 dpo today… had positive opk on 17th and I had ovulation pain the same day so That’s why I say 7/8 dpo opk was negative the next day. I don’t check BBT but my Fitbit app shows a temp dip on 17th and then rise too. This month...Hello :) this is a group for ladies who are trying to concieve the miracle of life👣 . Through the hardships, loss, gain and everything in between we will be here to help you through it and support you. Please join our group and help us grow; we want to build our community so everyone's questions can be answered!Mar 12, 2018 at 5:30 AM. For the last year I have always used the dollar tree test. They always work perfect with no fail. In January I tried the clear blue easy digital along with my cheap ones and that was the first month ever that I didn’t ovulate. I had 10 days of flashing smiley faces.Haha! Don't even ask when I start xmas prep. Still camping but I lost my group for a bit. My temp was pretty consistent this morning. I missed my alarm but the birds woke me up. Using the OPK in the camp bathroom was an experience but it was darker from the day before though still not a clear positive. CS/Q: I'm glad I started temping and using ...Are you taking your BBT its the only real reliable way to tell if you have Ovulated. But if your getting highs then I would just keep having sex and hoping that you catch O even if you don't get a peak. I'm really sorry this is so frustrating for you. Jackelbee3. don't bother with any pregnancy tests if your temp starts to decline. It should be elevated after ovulation and will decline steadily if AF is coming. Sounds like you are doing all of the right things. Good luck to you. Charting my BBT along with using the OPK have really helped me a lot. Jacks.Jun 13, 2023 · 1. Changes in basal body temperature (BBT) Your BBT is your lowest body temperature (your body temperature at rest) in a 24-hour period. On the day after you ovulate, your BBT will go up slightly, by 0.5 to 1.0 degrees Fahrenheit. It will stay elevated until your next period. It may also dip slightly just before the increase. I am still in shock - I got a bfp today. I was desperately hoping I would get af soon (I have only had one pp period so far) so we could officially start ttc with all the bells and whistles (opk, bbt, supplements, etc). I was actually excited for the cramps I have been feeling - I figured she was right around the corner! I don't know how long I will get to hang around here - but for the moment ...Some women have a long surge for more than 1 day so this means if you just do the above and presume the next day the egg releases and that's the only day you BD (when it really does it 2-3 days later) you've hosed yourself. The best thing IMO is to keep tracking (+) OPK test until you have a BBT temperature drop also.Jun 28, 2023 · Ovulation tests are easy to use. Ovulation kits work similarly to home pregnancy tests—you simply pee on the test stick, activating a chemical that can detect your LH surge. Many OPKs come as a ... Therefore, BBT and OPK combined will let you know if you are really O'ing. If you are still in doubt then you should have your doc test and see if you are or not. I have cysts and was not O'ing at ...OPK or BBT? Curious to hear others experiences when they were TTC. I have been doing both OPK tests and measuring my BBT for several months and I’m noticing that I’ll get a positive OPK but then my body temperature won’t spike for sometimes up to 4 days later.BBT is strictly a morning temperature, right after waking and before getting out of bed. Because of this, it’s normal for your temp to be higher later in the day. Body temperature is very sensitive to movement, eating, and basically every other external factor, which is why it’s so important to test first thing in the morning after being at ...Is Your BBT More Accurate Than An OPK? Experts Weigh In Life Manuel Findeis/Fotolia Checking Your BBT Versus Using An OPK — Which Is More Accurate? by Caroline Shannon-Karasik Oct. 14, 2017...Aug 25, 2022 · OPK + BBT all over the place. Hey! I’m 28y, and new here. This is my 1st month ttc, I’ve been tracking my BBT (not always at the same time, between 7 and 8am) and my LH daily. I’m on CD 11 and my BBT has frequent ups and downs, also my LH some days is lower than the previous days like for example today I’ve logged into the app and says ...
Aug 24, 2019 · Haha! Don't even ask when I start xmas prep. Still camping but I lost my group for a bit. My temp was pretty consistent this morning. I missed my alarm but the birds woke me up. Using the OPK in the camp bathroom was an experience but it was darker from the day before though still not a clear positive. CS/Q: I'm glad I started temping and using ... . Danny koker
I've been reading online that some women don't get their temp rise until 3 or 4 days after a positive opk. Praying this happens to me. Plan on continuing with OPKs and bd'ing every 2 or 3 days ...Mar 29, 2012 · This is my first month using OPK's and I am CD20 or 21 and still no positive. I do tend to have longer cycles usually around 33 days sometimes more and a few times less so I am wondering if that it why. My tests have got a little darker but still nowhere near the control line. I do a test in the afternoon and lately I have been doing one in the ... A group where you can ask all your BBT related questions! BBT and OPK don't align? So my BBT looks like I O'd three days ago, but my OPK was clearly negative (I check 2-3 times a day during my fertile week), OPK turned strong positive last night... thoughts? Are you taking your BBT its the only real reliable way to tell if you have Ovulated. But if your getting highs then I would just keep having sex and hoping that you catch O even if you don't get a peak. I'm really sorry this is so frustrating for you. In order to "prove" ovulation yes a rise in temps is needed but my OBGyn seems to think that the opks tests are the best standard for tracking ovulation. Also keep track of cervical mucus, that helps too. If you have a 30 day cycle I would start testing one opk a day starting around day 12 and then do twice a day on days 14/15 (or whatever days ...May 6, 2020 · Ovulation predictor kit (OPK) Ovulation predictor kits look just like the home pregnancy tests but they determine when you are ovulating instead. Unfortunately, different brands vary in their accuracy. If you are finding positive tests with the regular "pee-on-the-stick" kind, then you don't really need the fertility monitor. Sep 7, 2022 · Ovulation test strips are urine tests that you use at home to detect impending ovulation. They work by detecting the luteinizing hormone (LH), which increases to prompt the release of the egg during ovulation. Sometimes they are called ovulation predictor kits (OPKs), or simply ovulation tests. Haha! Don't even ask when I start xmas prep. Still camping but I lost my group for a bit. My temp was pretty consistent this morning. I missed my alarm but the birds woke me up. Using the OPK in the camp bathroom was an experience but it was darker from the day before though still not a clear positive. CS/Q: I'm glad I started temping and using ...Hello :) this is a group for ladies who are trying to concieve the miracle of life👣 . Through the hardships, loss, gain and everything in between we will be here to help you through it and support you. Please join our group and help us grow; we want to build our community so everyone's questions can be answered!Bbt Spike But No Peak Fertility On Opk. K. Karter2013. Mar 23, 2015 at 10:39 AM. I have been TTC since December and still no luck. I started temping this cycle and got a big temp spike this morning. I am using clearblue advanced opk's and I have only gotten two flashing faces which means high fertility, but I haven't gotten a peak fertility yet.Apr 1, 2011 · According to my bbt and my CM, I should be most fertile today, but my daily OPK has been negative. I'm definitely over-thinking this, but it's because I don't think I ovulated at all last month - my chart never showed a sustained rise, my OPK was negative, and we had sex every day for 2 weeks and didn't get pregnant. I am using cheap OPK strips and Ovia. Ovia became much more accurate after the OPK's because I don't ovulate until day 19-20 (of a 32-34 day cycle). I don't think I'll temp because I'm one of those people who will obsess over it (same reason I can't count calories because it'd go downhill quickly).BBT shows AFTER O. (You don't get your change on BBT until after you have already O). OPK advised 24-36 hours PRIOR to O. By using OPK and BBT, you should forecast your O date with the OPK and verify you did O via BBT. Whenever you get a few minutes (okay, like 20 or so), I recommend checking out peeonastick.com. This is a very thorough website ...Jun 6, 2018 · Hi, so this is my first month charting my temps . Usually I only do opks. I got my first positive opk on 5th June and other symptoms and today the 8th I’ve still not had a temp rise . I’m using OvuSense too. So I know it’s not how I’m doing it . I’m worried I don’t ovulate at all I’m on cd 21. Ovulation predictor kit (OPK) Ovulation predictor kits look just like the home pregnancy tests but they determine when you are ovulating instead. Unfortunately, different brands vary in their accuracy. If you are finding positive tests with the regular "pee-on-the-stick" kind, then you don't really need the fertility monitor.Don't drink a lot of liquid during the two hours before testing. Too much liquid dilutes your urine, which could make it more difficult to detect the surge. Read the results within 10 minutes. A positive result won't disappear, but some negative results may later display a faint second color band that would be misleading. Using a salivary ...Oct 3, 2017 · When using BBT to try and conceive, Choi says the key is to make sure to have sex starting several days before the anticipated temperature rise. On the other hand, Choi says, OPKs test for the spike in luteinizing hormone (LH) that precedes ovulation by a day or two. .