The American Psychiatric Association classifies compulsive gambling as an impulse-control disorder. Imbalances in the brain chemicals serotonin, norepinephrine and dopamine may be factors in compulsive gambling. Many people are able to control their compulsive gambling with medications and psychotherapy, and with the aid of self-help groups.

For several reasons, seniors are in danger of breaking a bone. As we age, the power of our senses, reflexes and coordination diminishes. Maladies and the medicines we take for them can contribute to balance problems, which can lead to falls. Then there’s osteoporosis—a disease that makes bones more likely to snap.

Sometimes you take a contrast medium such as barium and iodine to outline an area of your body. This medium may be injected, swallowed or taken as an enema. The contrast medium appears opaque on X-ray film, providing clear images of structures such as your digestive tract or blood vessels.

These products may not be safe if you have cancer, an enlarged prostate gland, high blood pressure, diabetes, glaucoma, heart disease, epilepsy, Parkinson disease, psychiatric issues or problems with clotting blood, your immune system, liver or thyroid.

Young boys and girls have a small amount of breast tissue made up of a few ducts. At puberty, female hormones in girls make breast ducts grow, milk glands form and fat increase. The male hormones in boys prevent further growth of breast tissue. Men’s breast tissue contains ducts, but only a few, if any, lobules.

During traditional surgery, a patient is put on a heart-lung bypass pump to oxygenate and circulate blood. This machine may create clots that could harm the brain. In addition, a surgeon handling the aorta – the main heart artery – can free bits of accumulated plaque, and they can block blood vessels in the brain.

About 2/10 percent of mammograms lead to a cancer diagnosis. About 10 percent of women examined will need another mammogram. Only about 10 percent of those women will need a biopsy. Out of those biopsies, 80 percent will come back negative for cancer..

But, what exactly, is gas? Most people produce between a pint and a half-gallon of gas each day. Oxygen, carbon dioxide and nitrogen from swallowed air make up a large part of gas, or “flatus.” Fermenting foods in the colon produce hydrogen and methane as well as carbon dioxide and oxygen.