Consumer health basics
Learning Center
Lumbar puncture (spinal tap)
Learn about lumbar puncture, which removes a sample of cerebrospinal fluid to find infections, bleeding and other conditions. It also is called a spinal tap.
Cavities and tooth decay
These areas in the hard surface of your teeth are tiny openings or holes due to damage from tooth decay. This can lead to pain, infection and tooth loss.
Cavernous malformations
Understand the symptoms that may occur when blood vessels in the brain or spinal cord are tightly packed and contain slow-moving blood.
Atopic dermatitis (eczema)
Learn about the causes, symptoms and treatments of this itchy rash that most often begins before age 5, is persistent, and has periods of clearing and relapse.
Tetralogy of Fallot
These four heart problems present at birth change how blood flows through the body. Know the symptoms and treatment.
Common warts
Find out tips for preventing and dealing with this common skin condition that causes small, rough growths on your fingers and hands.
Eyestrain
Gazing for long stretches at computer or digital screens is a frequent eyestrain culprit. Find out how to relieve — and prevent — this common problem.
Flatfeet
A common and usually painless condition, flatfeet occurs when the arches of the feet flatten upon standing, allowing the entire soles to touch the floor.
Klippel-Trenaunay syndrome
Main signs of this congenital disorder involve a red birthmark (port-wine stain), vein malformations, and overgrowth of tissues and bones.
Lyme disease
Learn about the symptoms, diagnosis and treatment of this common tick-borne illness.
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