The nervous system is a complex, sophisticated system that regulates and coordinates the body's basic functions and activities. It is made up of two major divisions: the central nervous system and the peripheral nervous system.

A look at what we know about how migraine pain starts.

Nearly everyone has suffered from a headache. This article discusses several types of headache, how they are diagnosed and treated.

Audiologists measure and evaluate a person's ability to hear sounds. They specialize in treating people with hearing disorders.

Detailed information on the most common types of rehabilitation, including cardiac rehabilitation, pulmonary rehabilitation, cancer rehabilitation, musculoskeletal rehabilitation, and neurological rehabilitation

Varicose and spider veins can be treated in several ways, including injections, surgery, and laser.

Two common methods are endoscopic surgery, performed with a tubular probe, and flap surgery, in which healthy tissue is moved from one part of the body to another.

Swimmer's ear (otitis externa) is a redness or swelling (inflammation), irritation, or infection of your outer ear canal. Here's what you need to know about symptoms, diagnosis, and treatment.

A stye is a tender red bump on the edge of your eyelid.

Detailed information on skin conditions in children, including acne, birthmarks, bites, stings, blisters, burns, contact dermatitis, cradle cap (seborrheic dermatitis), diaper rash, impetigo, lice, poison ivy, poison oak, sunburn, and warts