Feeling out of sync with your body and not exactly sure why? Some days workouts go well, yet the very next day, something might seem off. If this sounds familiar, you're not alone. The reason you ...

Don't know what's going on during your menstrual cycle? You're not alone. We asked two doctors to explain every phase from ovulation to periods. From a purely biological standpoint, “the menstrual ...

A woman’s fertility window refers to the short span each cycle when pregnancy is biologically possible, but it’s often ...

Many people notice more anxiety after ovulation, but the reasons are not always obvious. This article examines how cortisol levels change during the luteal phase, how the body responds to hormonal ...

If you’re trying for a baby, you’ve probably learned two important facts about conception: 1) a woman is most likely to conceive around ovulation and 2) pinpointing the date of ovulation isn’t easy.

The menstrual cycle is the monthly series of hormone-driven events in the body that culminates in either a menstrual period or pregnancy. Each menstrual cycle starts on the first day of a period ...

Here’s a solution that could make PMS’ing less uncomfortable. Women experience menstrual cycles within four phases: menstruation, follicular, ovulation and the luteal phase, typically lasting 28 days.

Meanwhile, she explains, the male hormone testosterone stays at a fairly constant level throughout the cycle. "This means that relatively speaking, testosterone is higher compared to the female ...

Editor's Note: We at PS recognize that people of many genders and identities have menstrual cycles. This particular story includes language from experts who generally refer to people with menstrual ...

New study shows that the lengths of menstrual cycles, follicular phases (before egg release) and luteal phases (after ovulation) are all variable. The luteal phase is importantly more variable than ...