This document provides information about conception, contraception, and common myths about pregnancy and sex. It defines conception as the union of an egg and sperm leading to fertilization. Contraception aims to prevent conception through various barriers, drugs, or procedures. The document lists common forms of contraception like condoms, oral contraceptives, IUDs, and abstinence. It notes that contraceptives can prevent pregnancy but not STIs, and condoms should always be used. The document debunks common myths such as that birth control causes weight gain, you can't get pregnant the first time or during your period, or that pulling out is effective contraception.