Menstrating nude girl. Causes bleeding for between three and seven days. Ovulation is when your ovaries release an egg. The lining of your uterus becomes thicker, and ovulation happens. Feb 27, 2012 · Most people stop getting their period when they’re between 45 and 55 years old — this is called menopause. As the uterus sheds its lining, vaginal bleeding follows. Menstruation is the most visible phase of the menstrual cycle and its beginning is used as the marker between cycles. Dec 10, 2025 · Periods, also known as menstruation, occur when your uterus sheds its lining, causing blood and mucus to discharge from the vagina. Menstrual blood is made of blood and tissue. 1 This usually occurs once a month if you are not pregnant and Sep 4, 2025 · Menstruation (period blooding) is when the uterus lining sheds and leaves the body as blood, typically lasting three to seven days each month. During your menstrual cycle each month, your hormone levels increase. Once you reach your 20s, your cycles become more consistent and regular. A normal menstrual cycle is a cycle that: Occurs roughly every 21 to 35 days. For most women this happens around every 28 days, but it's common for periods to be more or less frequent than this, ranging from every 21 days to every 35 days. The bleeding tends to be heaviest in the first 2 days. The first day of menstrual bleeding is the date used for the last menstrual period (LMP). You can manage menstrual pain and discomfort with exercise, drinking water, and using heat therapy like a heating pad. Menopause can take a few years, and periods usually change gradually during this time. Jan 11, 2026 · Menstruation (or period) happens monthly. While menstruation usually begins between ages 12 and 13, it Feb 4, 2026 · Menstruation is part of a cycle that helps prepare your body for pregnancy. Menstruation (pronounced men-stroo-EY-shuhn) is normal discharge of blood and tissue from the uterine lining through the vagina (see diagram) that occurs as part of a woman's monthly menstrual cycle. Dec 9, 2022 · It can take up to three years for young people to have regular cycles after they begin menstruating. Apr 20, 2025 · Shortly after the beginning of puberty in girls, and usually about 2 years after the development of breasts, menstruation starts. After menopause is totally complete, you can’t get pregnant anymore. Menstruation is the most visible phase of the menstrual cycle and its beginning is used as the marker between cycles. . Read more about menopause. Your period can last between 2 and 7 days, but it will usually last for about 5 days.