Lactational amenorrhea is a natural form of birth control that occurs when a woman is breastfeeding. It is caused by the hormones that are released during breastfeeding, which suppress ovulation. This means that women who are breastfeeding may not ovulate and therefore may not have a menstrual period for a period of time after giving birth.

Maximum Period after Parturition:

The maximum period after parturition during which lactational amenorrhea can prevent chances of fertilization is six months. After this time, the hormones that suppress ovulation begin to decrease, and the chances of ovulation and subsequent fertilization increase. Therefore, women who rely on lactational amenorrhea as a form of birth control should use another method of contraception after six months postpartum.

Effectiveness:

Lactational amenorrhea can be an effective form of birth control if certain conditions are met. These conditions include:

- The woman is exclusively breastfeeding, meaning that she is not giving the baby any other food or drink besides breast milk.
- The baby is less than six months old.
- The woman has not had a menstrual period since giving birth.

If these conditions are met, lactational amenorrhea can be up to 98% effective in preventing pregnancy. However, if any of these conditions change (for example, if the woman begins to supplement with formula or if the baby becomes older than six months), the effectiveness of lactational amenorrhea may decrease.

Conclusion:

In conclusion, lactational amenorrhea is a natural form of birth control that can be effective for up to six months postpartum. Women who rely on lactational amenorrhea as a form of birth control should be aware of its limitations and should use another form of contraception after the six-month period has ended.