Like alpha hydroxy acids, benzoyl peroxide and salicylic acid, retinol is a common ingredient in products designed to fight acne. Since most people have to deal with acne at some point in their lives, knowing how to shop for acne-fighting products...
Chemotherapy drugs destroy cancer cells by focusing on halting the rapid cell division that characterizes these cells. However, scientists have also developed other drug treatments that attempt to destroy cancer cells or control the spread of...
According to the World Heath Organization (WHO), cancer is a leading cause of death worldwide, accounting for more than seven million deaths in 2003 worldwide. In the United States, the Centers for Disease Control and Prevention (CDC) name it the...
Cancer arising from the different cells found in the skin is basically of three types: basal cell carcinoma, squamous cell carcinoma or melanoma. Lymphoma of the skin arises from lymphoid tissue in the skin. Chemotherapy, the use of drugs to kill...
The thyroid gland produces two hormones, known as T3 and T4, which regulate the body's metabolism. The thyroid gland's activity is itself controlled by another hormone, known as TSH or thyroid stimulating hormone. Doctors often check the levels of...
Vitamin A, also known as retinol or retinoic acid, is a nutrient with multiple functions in the human body. Your body obtains vitamin A from food but can also make it from beta-carotene. There is some research on the connection between lung cancer...
Retinoic acid belongs to a class of compounds known as retinoids, which include natural and synthetic derivatives of vitamin A. It mediates major vitamin A functions like growth and development. All-trans retinoic acid, also called ATRA or...
Retinoic acid -- or RA -- belongs to a class of chemically related compounds called retinoids. Retinoids are naturally occurring and synthetic forms of vitamin A -- or retinol. Vitamin A-like compounds play an important role in many aspects of...
Plan B is one of the brand names of emergency contraception pills, or ECPs, available in the U.S. market as of 2011. Although it originally required several doses, the manufacturer is phasing that option out to focus on "Plan B One Step," a...
