Analyze Period Pdf For Free

Definition. Period analysis is a method of aggregation used in demography to capture the entirety of behavior across a human life cycle by examining people at different age groups within a time period. The typical time period used for period analysis is a year.

The length of the menstrual cycle varies from woman to woman, but the average is to have periods every 28 days. Regular cycles that are longer or shorter than this, from 23 to 35 days, are normal. The menstrual cycle is the time from the first day of a woman's period to the day before her next period.

? A menstrual cycle consists of natural changes that occur in a woman's body every month in preparation for pregnancy. Menstruation starts at puberty and ends at menopause. ? The cycle lasts an average of 28 days but may vary between 20 and 40 days.

There are three phases in the uterine cycle: menstruation, proliferative phase, and secretory (before period bleeding) (1). There are also three phases in the ovarian cycle: follicular (before ovulation), ovulation (when an egg is released from an ovary), and luteal (after ovulation) (1).

The four phases of the menstrual cycle are menstruation, the follicular phase, ovulation and the luteal phase. Common menstrual problems include heavy or painful periods and premenstrual syndrome (PMS).

Signs of ovulation Day of cycleStageFertility1?7menstruationleast fertile stage8?9post-menstruationpossible to conceive10?14days around ovulationmost fertile15?16post-ovulationpossible to conceive1 more row

Tracking your menstrual phases for better health Below are the four cycles of the menstrual phases: Menstrual phase (Days 1 -7) Your menstrual phase begins the day you begin bleeding. ... Follicular Phase (Days 7 ? 14) ... Ovulatory phase (days 14 -21) ... Luteal Phase (Day 22 ? 28)