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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 …

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

    Dec 9, 2022 · Your menstrual cycle begins on the first day of your period. Your cycle prepares your body for a possible pregnancy. …

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

    Jun 3, 2026 · Remember, tracking your period helps you know what's typical for you and what isn't. If you have questions or …

  4. Menstruation | Period | MedlinePlus

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

  5. 4 phases of the menstrual cycle: How to feel your best around your period

    Jul 27, 2025 · Getting your period can be stressful for all kinds of reasons. You might feel more tired than usual. You might get …

  6. Menstruation: Getting your first period - UNC Gillings School of Global ...

    Menstruation, getting your period, is part of the menstrual cycle, a monthly hormonal process that prepares the body for possible …

  7. 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 …

  8. PERIOD Definition & Meaning - Merriam-Webster

    5 days ago · The meaning of PERIOD is the completion of a cycle, a series of events, or a single action : conclusion. How to use …

  9. Menstruation & The Menstrual Cycle: Everything Girls Need To Know - WebMD

    Apr 20, 2025 · Menstruation doesn't need to be a mystery. Learn more from WebMD about puberty and starting your period.

  10. Your menstrual cycle - Office on Women's Health

    Jan 13, 2025 · A menstrual cycle begins with the first day of your period, or menstruation [MEN-stroo-AY-shuhn] and starts over …