History of the Bra

The bra is a supportive undergarment that women all over the world use to relieve back pain, act as a stylish accessory, and accentuate the breasts. A relatively modern invention, the bra has evolved tremendously over the last century from its humble beginnings as a lightweight piece of cloth that replaced the corset. Now, bras…

Evolution and Human Sexuality

Evolution is defined as the change in frequency of certain traits across generations. The accumulation of new traits may lead to new characteristics or even new species over time. This means that, with time, enough changes can lead to the formation of a new species. Evolution is a continuous, extremely gradual process that has created…

The History of the Condom

Background Condoms are a barrier method of contraception that can prevent unwanted pregnancies and the spread of sexually transmitted infections. A male condom is a thin sheath that is placed over the user’s erect penis before sexual activity to prevent direct contact of the penis with the partner’s skin, mucosa, and genital secretions.1 Though not…

The Origin of Syphilis

Syphilis is a sexually transmitted disease that can damage the heart, brain, eyes and bones and can even cause death if left untreated. If caught early, syphilis may be cured with antibiotics. A single dose of penicillin is usually an effective treatment for early-stage syphilis, and three doses of penicillin is usually effective for late-stage…

A Timeline of HIV/AIDS

A Timeline of HIV/AIDS *This timeline primarily focuses on the AIDS epidemic as it was in the United States. For details on the origin of HIV/AIDS, click here. 1981 A cluster of patients in the United States are reported with a rare lung infection, Pneumocystis carinii pneumonia, and a rare type of cancer, Kaposi’s sarcoma….

The Origin of HIV/AIDS

The Origin of HIV/AIDS In 1981, the first reported cases of acquired immune deficiency syndrome (AIDS) came to light in the United States. After many years of research into this new disease, scientists discovered human immunodeficiency virus (HIV) and found evidence that this virus led to AIDS.1 While a novel popularized one man, Patient Zero,…