It also helps mothers lose weight, since nursing helps use up extra calories. The womb, which stretches to hold the growing baby, regains its normal size thanks to a hormone released by breast-feeding. Lactation also stimulates the uterus to contract to its original size. Frequent nursing also suppresses ovulation, making it less likely that a mother will menstruate, ovulate or get pregnant. As a natural contraceptive, however, it cannot be relied upon.
Babies are always prone to infection.
A bottle, even if sterilised, may still be contaminated and lead to diarrhoea in the infant. If you breast-feed your baby, you will also be contributing to the economy. Breast-feeding saves costs through reduced maternal and infant mortality. It enhances a woman's complementary roles as providers of child-care and enhancers of income. This proves that breast-feeding is both economically and environmentally significant.