When To Start Using Ovulation Predictor Kits
Opks work by detecting lh luteinizing hormone levels.
When to start using ovulation predictor kits. The journal of the american board of family medicine 27 3 427 429. Ovulation predictor kits can be used alongside other methods of ovulation detecting like bbt charting. When you start to notice more slippery discharge that looks a bit like egg white ovulation may be on its way. Ovulation tends to occur about halfway through your menstrual cycle.
With basal body temperature charting you can not tell that you have ovulated until after it happens. Urine based opks with urine based opks you ll either collect your wee in a cup or hold a stick under you as you wee. The best studies show a woman s fertile window is. B soules m.
So it s best to start using an ovulation predictor test a few days before your midway point. This is a good time to start using an opk to find out for sure apa 2018. Use of ovulation predictor kits as adjuncts when using fertility awareness methods fams. Ovulation is the most fertile time of your cycle.
As the egg follicle develops it secretes estrogen which causes the lining of the uterus to thicken in preparation for the egg this results in an estrogen peak near the time of ovulation. A type of hormone called follicle stimulating hormone fsh is secreted in the brain causing an egg follicle to start growing in the ovary. This can give you more assurance and help you get to know your body better. This lh surge triggers ovulation the release of an egg from one of your ovaries.
While the luteinizing hormone is always present in your urine it increases 24 48 hours prior to ovulation. A point to remember is that lh kits do not signal the start of a woman s fertile period only that ovulation is roughly 24 hours away. You may want to use an ovulation predictor kit when you just start fertility charting for added confidence. Ovulation prediction kits are a very popular method of detecting ovulation.
One of the benefits of using an opk ovulation prediction kit is that you can predict ovulation before it occurs. If your cycle is 28 days for instance take your first test on day 10 or 11. If you don t know your cycle length we suggest you wait for your next cycle and note the day your period starts day 1 and the length of this cycle before using this online ovulation calculator tool.