Gastric restrictive surgery is a type of bariatric surgery or weight loss surgery. It limits the amount of food you can eat. This surgery may be used to treat severe obesity when diet, exercise, and medicine have failed.

Chromosome studies may be performed when a child is born with multiple birth defects. They may also be done when people have certain types of leukemias and lymphomas, to look for specific chromosome rearrangements associated with these types of cancers. Direct DNA studies look directly at the gene in question for an error.

Learn more about nutrition and its role in preventing cancer.

Age, chronic diseases, and endometriosis are common factors for women. For men, they are STIs, toxic substances at work, and cigarette smoking.

You have a lot of choices when it comes to birth control. Some methods don't need a healthcare provider's visit. But others, like oral contraceptives, are available only by prescription.

Herbal supplements are pills, powders, teas, and other products that use herbs as the main ingredient to promote health.

What can you do to help the loved one in your life with prostate cancer? Keep the lines of communication open.

A clinical trial is a research study that's done to test a new type of prevention or treatment. Being part of a clinical trial means you may benefit from a treatment that is not yet available to anyone else.

Sometimes called antiangiogenic therapy, this treatment may prevent the growth of cancer by blocking the formation of new blood vessels.

A bone density test measures the strength and density of your bones as you approach menopause and, when the test is repeated sometime later, can help determine how quickly you are losing bone mass and density.