What is lactational amenorrhea

Explanation

### Step-by-Step Solution:

1. **Definition of Lactational Amenorrhea**:
- Lactational amenorrhea refers to the absence of menstruation in a lactating mother. It is a natural phenomenon that occurs during the breastfeeding period.

2. **Temporary Infertility**:
- This condition is characterized as a period of temporary infertility, also known as postpartum infertility. It typically occurs after childbirth and lasts as long as the mother is exclusively breastfeeding.

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