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Last Menstrual Period

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Last Menstrual Period?

Last menstrual period (LMP) refers to the start date of the most recent menstrual period. A typical menstrual cycle is around 21-35 days in length, with the first day of bright red menstrual bleeding signifying day 1 or the start of the cycle.

For example, if the first day of bright bleeding in a most recent menstrual cycle occurred on January 1st, the LMP would be January 1st.

FertilitySmarts Explains Mean

Last Menstrual Period

Last menstrual period (LMP) refers to the start date of the most recent menstrual period. A typical menstrual cycle is around 21-35 days in length, with the first day of bright red menstrual bleeding signifying day 1 or the start of the cycle.

For example, if the first day of bright bleeding in a most recent menstrual cycle occurred on January 1st, the LMP would be January 1st.

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