Sleepless weeks can nudge the brain’s timing of ovulation off track. Usable step: set a consistent 7–9 hour sleep window for ...

Women using frozen embryos as part of their IVF treatment can either choose to use a medicated cycle or their natural one to ...

It's hard enough to keep track of when your period is going to show every month—let alone all the other details of your menstrual cycle. But if there's one thing that's worth keeping track of, it's ...

Ovulation lasts 12 to 24 hours, during which an egg can be fertilized. The fertile window is six days long, including the day of ovulation and the five days before it. Understanding your cycle can ...

In theory, a person can become pregnant at any time in their cycle, but it is most likely to happen around the time of ovulation. When ovulation happens will vary according to a person’s cycle.