This potentially serious condition can occur with few or no symptoms. Know the risk factors.
Disease
Acute flaccid myelitis (AFM)
Know the possible symptoms of acute flaccid myelitis (AFM), a rare but serious condition that affects young children.
Disease
Claudication
Too little blood flow to the legs and arms can cause pain, especially during exercise. Learn more about diagnosing and treating intermittent claudication.
Disease
Plague
Learn about the symptoms, risk factors and treatment of this rare, potentially fatal disease that's usually passed on by fleas.
Disease
Anemia
Having too few healthy red blood cells causes tiredness and weakness. There are many types of this condition.
Disease
Chronic sinusitis
Read about possible causes of lasting sinus troubles, treatments and how to prevent these problems.
Disease
Pinched nerve
Pressure on a nerve can lead to numbness, tingling or pain that’s often improved by resting the area.
Disease
Delirium
Learn what may cause this change in mental abilities. Symptoms develop fast and include confusion and being unaware of surroundings.
Disease
Hydrocephalus
Learn about this potentially fatal condition that causes fluid buildup in the brain. It can cause a range of symptoms, from headaches to poor balance.
Disease
Ocular rosacea
Learn about symptoms, causes and treatments of ocular rosacea — an eye condition that often affects people who have skin rosacea.
Disease
Sjogren's syndrome
If you're bothered by dry eyes and mouth, talk to your doctor about whether you have the autoimmune condition Sjogren's syndrome.
Disease
Dystonia
Find out more about this painful movement disorder and ways to improve muscle function.