Learn about symptoms, causes, treatment and prevention of this parasitic infection that can cause severe disease.
Disease
Anemia
Having too few healthy red blood cells causes tiredness and weakness. There are many types of this condition.
Disease
Behcet disease
This rare condition causes blood vessel swelling throughout the body. Symptoms depend on which parts of the body the condition affects.
Disease
Meniere's disease
This chronic condition affects balance and hearing, causing unpredictable episodes of dizziness and hearing loss.
Disease
Geographic atrophy
This serious eye condition can occur in people with macular degeneration. Find out about its symptoms and treatments.
Disease
Dystonia
Find out more about this painful movement disorder and ways to improve muscle function.
Disease
Retinal diseases
Learn about the symptoms, diagnosis and treatment for various conditions that affect the retinas and vision. Find out when it's time to contact a doctor.
Disease
Enlarged liver
Having a larger than usual liver is a sign of a serious condition, such as liver disease, congestive heart failure or cancer.
Disease
Claudication
Too little blood flow to the legs and arms can cause pain, especially during exercise. Learn how this condition is diagnosed and treated.
Disease
Optic neuritis
Learn about this painful eye disorder that affects your optic nerve and what your doctor may recommend for treatment.
Disease
Gas and gas pains
Learn about what is typical digestive system gas, what contributes to gas, and what you can do to lessen gas or gas pains.
Disease
Deep vein thrombosis (DVT)
This potentially serious condition can occur with few or no symptoms. Know the risk factors.