Alcohol-induced liver disease is caused by heavy use of alcohol. The liver's job is to break down alcohol. If you drink more than it can process, it can become badly damaged.

Detailed information on cutaneous T-cell lymphoma, including symptoms, diagnosis, and treatment.

Detailed information on lactose intolerance, including a list of foods that contain lactose.

In addition to regulating the menstrual cycle, estrogen affects the reproductive tract, the urinary tract, the heart and blood vessels, bones, breasts, skin, hair, mucous membranes, pelvic muscles, and the brain.

Grief moves in and out of stages from disbelief and denial, to anger and guilt, to finding a source of comfort, to eventually adjusting to the loss.

Interstitial lung disease is the name for a group of more than 200 chronic lung disorders. These diseases inflame or scar the lungs. The inflammation and scarring make it hard to get enough oxygen. The scarring is called pulmonary fibrosis.

Learn about the 4 major ligaments of the knee, and about common injuries, symptoms, and treatment.

Labor usually starts 2 weeks before or after the estimated date of delivery. No one knows exactly what sets off the onset of labor.

Detailed information on labor and delivery

Lactose intolerance is when your body can’t break down or digest lactose. Lactose is a sugar found in milk and milk products. Read on to learn details about lactose intolerance, including causes, symptoms, diagnosis, and treatments.

Detailed information on Landau-Kleffner syndrome, including signs, diagnosis, and treatment.

Detailed information on the most common types of language disorders, including aphasia and Landau-Kleffner syndrome

Detailed information on laser surgery for skin conditions.

Detailed information on laser surgery and what types of surgeries may be done with lasers

Laser therapy can be used to cut a very tiny area to remove very small cancers without damaging surrounding tissue. Lasers also are used to apply heat to tumors to shrink them. They are sometimes used with medicines that are activated by laser light to kill cancer cells.

Detailed information on lead poisoning.

Detailed information on leukemia in childhood, including symptoms, staging, diagnosis, and treatment

Liposuction removes excess body fat through a suctioning process. It is not a substitute for weight loss, but it does change the body's shape and contour.

Everyone has experienced low back pain at one time or another. Most people can recover from low back pain with home treatment, such as changes in activity, weight loss, quitting smoking, and other steps. Sometimes medicine or surgery is needed.

Low-vision devices are categorized as either optical or nonoptical. Optical devices are magnifying lenses or closed circuit TV. Nonoptical devices are large-print books and talking computers.