Healthy pregnancy
Learning Center
Concussion
This brain injury can cause headaches, dizziness, trouble concentrating and other symptoms that often improve within days to weeks.
Meningioma
This is the most common type of tumor that forms in the head and may affect the brain. Find out about symptoms, diagnosis and treatment.
Bedsores (pressure ulcers)
These areas of damaged skin and tissue are caused by sustained pressure — often from a bed or wheelchair — that reduces blood flow to vulnerable areas of the body.
Down syndrome
Down syndrome is a genetic disorder caused when abnormal cell division results in extra genetic material from chromosome 21.
Dry mouth
With this condition, also known as xerostomia, the salivary glands in the mouth don't make enough saliva to keep the mouth wet.
Bladder cancer
Blood in the urine (hematuria) sometimes is a sign of bladder cancer. Learn about other bladder cancer signs and symptoms and explore treatment options.
Pericarditis
Inflammation of the tissue surrounding the heart can cause sharp chest pain and other symptoms. Know how pericarditis is diagnosed and treated.
Myocarditis
Learn about the diagnosis and treatment of this inflammation of the heart muscle that can reduce the heart's ability to pump blood.
Pneumonitis
A general term for lung swelling and irritation, it's often caused by breathing in irritants. The swelling can cause trouble breathing and a dry cough.
Hodgkin lymphoma (Hodgkin disease)
Learn how this cancer differs from other lymphomas. Find out about risk factors and treatments, such as chemotherapy, radiation and bone marrow transplant.
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