Health Topics A-Z

Common disorders that affect the thyroid gland include hypothyroidism, hyperthyroidism, thyroid nodules, and thyroid cancer.

People of all ages can develop tooth decay, from childhood through older life. It is treatable and largely preventable.

Tourette syndrome is a neurological disorder that causes sudden, repetitive, rapid, and unwanted movements or vocal sounds called tics. 

Traumatic brain injury (TBI) is a serious health condition that happens when a hit or blow to the head causes damage to the brain.

Tuberculosis is a contagious disease caused by Mycobacterium tuberculosis. It spreads through the air and can affect the lungs and other parts of the body.

Turner syndrome is a disorder caused by a partially or completely missing X chromosome. This condition affects only females.