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H1N1 flu (swine flu)
Find out more about flu caused by the H1N1 virus. Learn how to prevent and treat the flu.
Retinal detachment
Eye floaters and reduced vision are signs of possible retinal detachment. Find out about causes and treatment for this eye emergency.
Periodontitis
This serious gum infection damages the soft tissue and can destroy the bone that supports your teeth. It can cause teeth to loosen or lead to tooth loss.
Hemodialysis
Learn about hemodialysis and the risks and benefits of this procedure to treat kidney failure.
Giant cell arteritis
Head pain and tenderness are the most common symptoms of giant cell arteritis, an inflammation of the lining of your arteries.
Left ventricular hypertrophy
Learn more about this heart condition that causes the walls of the heart's main pumping chamber to become enlarged and thickened.
Exercise intensity: How to measure it
To get the most out of exercising, aim for moderate to vigorous exercise intensity. See how to judge your exercise intensity.
Orthostatic hypotension (postural hypotension)
This form of low blood pressure might cause dizziness, lightheadedness or fainting when rising from sitting or lying down.
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.
Living-donor transplant
This surgery uses a living donor's organ, such as a kidney or portion of a liver, to replace another person's organ that no longer works properly.
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