But if there's one thing that's worth keeping track of, it's when you ovulate. Sure, ovulation lasts for all of one day out of your 28-day cycle, but it's arguably THE most important day.

Prime time for conception is the 3 days up to and including ovulation. (Photo Credit: iStock/Getty Images) You can use a calendar or calendar app to track your menstrual cycle and roughly predict ...

This is called the ovulation calendar method of predicting fertility. If the result of the calculation in step 2 was 8 days, and the result in step 3 was 19 days, the fertility window begins 8 ...

Although many methods to detect ovulation are available, including the basal body temperature method, calendar method, and cervical mucus method, these are mostly based on identifying the physical ...

Glow is a health log, period tracker, and fertility calendar all in one. It allows you to keep tabs on 40 separate health signals related to your period and fertility, including body basal ...

Try our Ovulation Calendar which gives you your best days to conceive. Simply enter the details of your cycle and it will tell you when you ovulate. It couldn't be easier. Go to our Health pages ...

It analyzes temperature data to estimate when a user has begun ovulation. The physiology method is eating the calendar method's lunch. Eighty-two percent of cycle estimations were within two days ...

in which people note their menstrual cycle on a calendar ovulation predictor kits, which track LH hormone levels, as a surge in LH triggers ovulation. Note that these may be inaccurate in some ...