Answer: Contraception is defined as the artificial way of preventing pregnancy resulting from sexual intercourse. Contraception helps in avoiding pregnancy by:
Stopping ovulation.
Keeping the egg at a safe distance from the sperm.
Restricting fertilized eggs from aligning on the walls of the womb.
Different contraceptive methods are:
Natural: In this method sexual act is avoided from the 10th day to the 17th day following a menstrual cycle. During this period fertilization can happen quite easily.
Barrier method: Condoms are used in this method.
Oral contraceptive: Small drug dosages stop the fertilization process.
Implants or surgery: Surgeons block the female fallopian tubes to prevent the eggs from reaching the uterus.