Trustworthy - from Clearblue, the world’s number one selling brand in home pregnancy and fertility tests. Unlike basal body temperature (BBT) charting, ovulation predictor kits detect the rise in luteinisning hormone (LH) that rises prior to ovulation to accurately detect the days before, and not after ovulation. The Clearblue Advanced Digital Ovulation Test identifies the fertile window of the menstrual cycle by monitoring two key urinary fertility hormones, estrone-3-glucuronide (E3G; one of the urinary metabolites of estradiol) and luteinizing hormone (LH). A Clearblue Ovulation test is over 99% reliable and it can correctly pinpoint your 2 most fertile days, to help give you the best possible chance of conceiving. you will always get low fertility symbol on day 1 as it’s establishing a baseline, that is why you must use it from the day it says - way before your fertile window begins.

Since this window is only open once a month and for a short period of time, being able to predict the L. If you’re thinking about having a baby now or in the near future, being able to accurately predict ovulation will help you maximise your chances.Clearblue Digital Ovulation Test with Dual Hormone Indicator is for use by females who are trying to get pregnant. a study of 87 women, 4 or more fertile days were identified in 80% of cycles using actual cycle length. As the egg only survives 12-24 hours after ovulation it’s too late in this cycle to optimize your chances of getting pregnant. If your ovulation test detects and increase in LH, you could be in a period of peak fertility and you could likely conceive for the next 48 hours.

It shows your fertility information on the easy to use touch screen as well as summarizing up to 6 cycles data on one screen for easy comparison. Because your partner’s sperm can survive in your body for up to 5 days, you can actually become pregnant by having intercourse during the days leading up to ovulation. If you started testing on the correct day for your usual cycle length and you see 9 or more days of High Fertility, it is unlikely that you will see Peak Fertility in this cycle.

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