What Is a Pulmonary Embolism? 

A pulmonary embolism is a life-threatening blockage in your lungs. Without a quick diagnosis and treatment, about one-third of people with the condition die.

What Is Metabolic Syndrome?  

Five risk factors add up to metabolic syndrome, which puts you at risk of heart attack, stroke, and diabetes. At least 25 percent of Americans have this health problem.

What Is Chronic Fatigue Syndrome? 

If you’ve had months of unusual fatigue, often after an infection or emotional shock, you may have developed a mysterious illness that can last for years.

What Is Cystic Fibrosis? 

Cystic fibrosis is a serious genetic disease that can make breathing difficult. Better treatments and ongoing research are helping improve CF patients’ lives.