REM sleep behavior disorder is a sleep disorder in which you physically and vocally act out vivid, often unpleasant dreams during REM sleep.
Disease
Oppositional defiant disorder (ODD)
This childhood mental health condition includes frequent and persistent anger, irritability, arguing, defiance or vindictiveness toward authority.
Disease
Fibrocystic breasts
Learn about this condition that's common in women, including symptoms, possible causes and testing to determine when breast cysts might need treatment.
Disease
Alzheimer's disease
Understand more about this brain disease that is the most common cause of dementia. Also learn about new tests and medicines.
Disease
Dry macular degeneration
Blurred or reduced central vision could be a sign of macular degeneration. Find out about symptoms and treatment for this common eye disorder.
Disease
H1N1 flu (swine flu)
Find out more about flu caused by the H1N1 virus. Learn how to prevent and treat the flu.
Disease
Follicular lymphoma
Find out more about the symptoms, diagnosis and treatment of this type of non-Hodgkin lymphoma.
Disease
Dilated cardiomyopathy
In this heart muscle disease, the heart's main pumping chamber stretches and can't pump blood well. Learn about the causes and treatment.
Disease
Swollen knee
This condition can be caused by trauma, overuse injuries, or an underlying disease or condition. A fluid sample from the knee may be needed for diagnosis.
Disease
Mold allergy
Coughing, sneezing and itchy eyes often happen with this common allergy. Find out how to treat and help manage this condition.
Disease
Shin splints
This pain along the shin bone is common in runners, dancers and military trainees. Learn how to prevent shin splints.
Disease
Cervical spondylosis
As people age, the spinal disks in the neck shrink and bone spurs often develop. If symptoms occur, nonsurgical treatments are usually effective.