Menstruation is the most visible phase of the menstrual cycle and its beginning is used as the marker between cycles. The first day of menstrual bleeding is the date used for the last menstrual period …

Aug 25, 2025 · Discover 9 early signs your period is coming, from acne to cramps. Learn causes, PMS relief tips, and how to prepare for your monthly cycle.

Jul 2, 2026 · Symptoms before your period range from fatigue and bloating to breast pain and cramping. Here, find signs that may mean your period is coming.

Jun 3, 2026 · Understand how to track your menstrual cycle and what to do about irregularities. Do you know when your last menstrual period began or how long it lasted? If not, it might be time to start …

May 28, 2026 · Menstruation (or period) happens monthly. As the uterus sheds its lining, vaginal bleeding follows. Menstrual blood is made of blood and tissue.

Your menstrual cycle begins on the first day of your period. Your cycle prepares your body for a possible pregnancy. The average cycle lasts between 24 and 38 days.

Apr 24, 2025 · There are many physical and emotional changes that can signal that your period is on the way, including tender breasts, mood changes, and tiredness. While we all experience symptoms …

Menstruation — aka having your period — is when blood and tissue from your uterus comes out of your vagina. It usually happens once every month.

Dec 10, 2025 · Periods, also known as menstruation, occur when your uterus sheds its lining, causing blood and mucus to discharge from the vagina. 1 This usually occurs once a month if you are not …

A period is the part of the menstrual cycle when a woman bleeds from her vagina for a few days. For most women this happens around every 28 days, but it's common for periods to be more or less …