So far as overall improvement is concerned, a. boar has far more influence in a herd than the. average sow. Because a boar has such a. tremendous influence within a herd, careful. consideration should be given to his selection, management and replacement. On many farms productivity and profitability are.
Health Benefits of Birth Control Methods. Birth control prevents unwanted pregnancies. The medical risks of pregnancy and delivery are much higher than the risks of using any birth control method. Some birth control methods have other health benefits in addition to the prevention of pregnancy. 1  Latex condoms protect against sexually transmitted infections (STIs), including infection with the human immunodeficiency virus (HIV).
The birth control shot, Depo-Provera, is a hormonal injection that prevents unplanned pregnancy for three months at a time. The hormone in this shot is progestin. The birth control shot works similarly to the birth control pill. It prevents ovulation and increases the mucus buildup around the opening of the cervix. According to Planned Parenthood, when you receive it as directed, the shot is 99 percent effective.