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Disease

Congenital diaphragmatic hernia (CDH)

In CDH, a baby's diaphragm — the muscle that separates the chest from the abdomen — develops a hole called a hernia. Learn about treatment before birth.
Disease

Whipple's disease

Learn more about the symptoms, causes and treatment of this rare, mainly digestive infection.
Disease

Pseudobulbar affect

This neurological condition is characterized by laughing and crying too much for the situation.
Disease

Myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS)

This complicated condition may be triggered by an infection. While there's no cure for ME/CFS, treatment focuses on easing symptoms.
Disease

Achalasia

In this condition, the muscles in the esophagus don't relax, preventing food and drink from moving into the stomach. Learn more about this rare digestive disorder.
Disease

Botulism

Bacteria that have contaminated food or a wound may cause this rare but serious condition. Learn about how to prevent it.
Disease

Pineal gland tumor

Learn about tumors that affect the pineal gland, including types, symptoms, diagnosis, treatment options, recovery and long-term outlook.
Disease

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.
Disease

Frozen shoulder

This painful condition usually begins gradually and makes the shoulder hard to move. Exercises can help restore range of motion.
Disease

Ehrlichiosis and anaplasmosis

Learn how to prevent and treat these two tick-borne illnesses.
Disease

Lyme disease

Learn about the symptoms, diagnosis and treatment of this common tick-borne illness.
Disease

Mitral valve regurgitation

Learn more about the symptoms and treatment of this most common heart valve condition, which causes blood to leak backward in the heart.

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