Excessive, ongoing anxiety and worry can interfere with your daily activities and may be a sign of generalized anxiety disorder, but treatment can help.
Disease
Rett syndrome
This rare genetic disorder affects the way the brain develops, causing a progressive inability to use muscles for eye and body movements and language.
Disease
Angiosarcoma
Learn about this rare cancer that begins in the blood vessels and lymph vessels. Treatments include surgery, radiation therapy and chemotherapy.
Disease
Ewing sarcoma
Learn about diagnosis and treatment of this bone and soft tissue cancer, including chemotherapy, radiation, proton beam therapy and limb-saving surgery.
Disease
Mosquito bites
Learn about the many ways to prevent mosquito bites and how to ease the itch if you are bitten.
Disease
Heart arrhythmia
Learn about common heart rhythm disorders that can cause your heart to beat too fast, too slow or irregularly.
Disease
Paget's disease of bone
Find out about this condition that can make bones fragile and misshapen, along with the osteoporosis drugs that can treat it.
Disease
Traumatic brain injury
If a head injury causes a mild traumatic brain injury, long-term problems are rare. But a severe injury can mean significant problems.
Disease
Horner syndrome
Find out about Horner syndrome, an interruption in nerve signals from the brain to the eye and face on one side of the body.
Disease
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.
Disease
Bad breath
This condition, also called halitosis, most often is caused by certain foods, health conditions and habits. Learn how to treat and prevent it.
Disease
Ectropion
Ectropion is an eye condition in which your eyelid sags or turns outward. Find out about causes and treatment for this common eye problem.