What is menopause? Explain briefly.

Explanation

**Step-by-Step Solution:**

1. **Definition of Menopause**: Menopause is a natural biological process that marks the end of a woman's reproductive years. It is defined as the time when a woman has not had her menstrual period for 12 consecutive months.

2. **Understanding the Menstrual Cycle**: To comprehend menopause, it is essential to first understand the menstrual cycle. The menstrual cycle is a series of changes that occur in a woman's body to prepare for potential pregnancy. It typically lasts about 28 days and involves the development of follicles in the ovaries and the thickening of the uterine lining.

3. **Menstrual Cycle Events**: Each month, an ovary releases an egg (ovulation), and the uterine lining thickens in anticipation of fertilization. If fertilization does not occur, the uterine lining sheds, resulting in menstruation.

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