The purpose of the monthly menstrual cycle is to prepare for pregnancy. Menstrual cycles vary in length and intensity. During each menstrual cycle, an egg develops and is released from the ovaries.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Let’s take a mental trip back to seventh-grade health class. When you got to the unit on menstruation, ...

Some people naturally have shorter menstrual cycles than others. However, very short cycles can sometimes indicate an underlying health condition, or another type of vaginal bleeding. The menstrual ...

Implantation bleeding is rust-colored, light spotting. By comparison, your period is a steady, light to heavy flow of bright to dark red blood. Implantation bleeding occurs when you’re pregnant, while ...

Diabetes may cause unusual changes to a person’s menstrual cycle. Likewise, the hormonal changes that happen throughout the menstrual cycle can affect a person’s diabetes. This article explains how ...

For generations we have been taught that the average menstrual cycle is 28 days in length, split by ovulation into two roughly equal parts, each 14 days in length. During the first phase, the ...