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  1. Menstruation - Wikipedia

    Menstruation (also known as a period, among other colloquial terms) is the regular discharge of blood and mucosal tissue from the inner lining of the uterus through the vagina. [1] The menstrual cycle is …

  2. Menstruation: 13 Period Facts You Need To Know - Health

    6 days ago · 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 …

  3. What is Menstruation? | Get Facts About Having Your Period

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

  4. Menstrual cycle: What's normal, what's not - Mayo Clinic

    Apr 22, 2023 · What's typical? The menstrual cycle is counted from the first day of one period to the first day of the next. The cycle isn't the same for everyone. Menstrual bleeding might happen every 21 to …

  5. 10 Signs Your Daughter’s First Period Is About to Start

    1 day ago · A female’s first menstrual period, known as menarche, occurs during puberty. 1 Menstruation indicates that the body is mature enough for reproduction. About 98% of girls begin …

  6. Menstrual Cycle (Normal Menstruation): Overview & Phases

    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.

  7. Menstrual Cycle - Office on Women's Health

    Feb 22, 2021 · Top questions about the menstrual cycle. What is a typical menstrual cycle like? What is a normal amount of bleeding during a menstrual period? Should I track my menstrual periods?

  8. Menstruation | Period | MedlinePlus

    Feb 29, 2024 · Menstruation (or period) happens monthly. As the uterus sheds its lining, vaginal bleeding follows. Menstrual blood is made of blood and tissue.

  9. Menstruation: Periods, the menstrual cycle, PMS, and treatment

    Apr 21, 2023 · Menstruation, or a period, is when the lining of the uterus sheds and leaves the body as blood. It marks the beginning of a menstrual cycle.

  10. Eunice Kennedy Shriver National Institute of Child Health and Human ...

    Dec 2, 2016 · 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 …