AIDS is caused by a virus now called the HIV (Human Immunodeficiency Virus). Three strains have been confirmed, HIV-I, HIV-II, HIV-III. Viruses basically are extremely small (20 - 300 nanometers) parasites, which multiply inside the cells of human beings who act as their hosts.
Most of us are familiar with the different parts of our bodies and have a working knowledge of what they do. But somehow, when it comes to the area 'down there', nobody's sure about the great unknown. It's a taboo subject.
Do you really want a child now? You do have a choice in the matter, you know. Here's how to enjoy intimate relationships without the fear of an unwanted pregnancy.
Sexually Transmitted Diseases
Sexually transmitted diseases, STDs for short, are "infections transmitted from one person to another during intercourse or other intimate contacts." AIDS is the big daddy of them all, but that's not the only one. There are others which you must have heard of like Genital herpes, Genital warts, Gonorrhea, Syphilis, Chlamydia and Hepatitis-B.
The Female periodic cycle
How much do you know about your body? In this section, you can learn all about ovulation, menstruation and fertilization and the hormones that govern these cycles.