What is lactational amenorrhea? Does it prove to be an effective contraceptive method?

Explanation

**Step-by-Step Text Solution:**

1. **Definition of Lactational Amenorrhea:**
- Lactational Amenorrhea refers to the natural period of infertility that occurs in women who are breastfeeding. During this time, menstruation (the menstrual cycle) is absent, which is referred to as amenorrhea.

2. **Mechanism:**
- The hormonal changes that occur during breastfeeding suppress ovulation. Prolactin, a hormone released during breastfeeding, inhibits the release of hormones necessary for ovulation and menstruation.

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