These are extreme fears of objects or situations that pose little or no danger. There is no reason for these fears, but you stay away from these things.
Disease
Teeth grinding (bruxism)
With this condition, you grind or clench your teeth when you're awake or while you're sleeping. This can damage your teeth and cause pain in your jaw.
Disease
Depersonalization-derealization disorder
This mental health condition causes you to feel like you're seeing yourself from outside your body or that things around you are not real, or both.
Disease
Sleepwalking
People who get up and walk around while sleeping may not need treatment. But if it happens often, it could be a sleep disorder that needs treatment.
Disease
Stuttering
Stuttering, sometimes called stammering, is a speech condition that involves problems with rhythm and flow when speaking.
Disease
Bed-wetting
Learn about causes and treatments of bed-wetting, including moisture alarms, bladder training and medicines.
Disease
Mental illness
A wide range of mental health conditions affect mood, thinking and behavior and can make you miserable and cause problems in daily life.
Disease
Transposition of the great arteries
This serious, rare heart condition present at birth needs surgery to correct. Know the symptoms and treatment.
Disease
Cholangiocarcinoma (bile duct cancer)
Learn about symptoms, risk factors, diagnosis and treatment, including transplant, for this rare cancer that affects the bile ducts of older adults.
Disease
Herniated disk
This condition occurs most often in the lower back. In many cases, it causes no symptoms and requires no treatment. Surgery is rarely needed.
Disease
Tonsil cancer
Find out how healthcare teams use innovative treatments such as transoral robotic surgery and proton therapy to treat this type of throat cancer.
Disease
Biliary atresia
Learn about this rare liver condition that affects newborns, usually requiring surgery soon after birth.