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A helpful overview of lung cancer, including types of lung cancer, causes, how it spreads, and symptoms.

If lung cancer is found early, when it’s small and hasn’t spread, successful treatment is more likely. But lung cancer can be hard to catch at an early stage. People with lung cancer often don’t show symptoms until it’s more advanced. Even then, it’s easy to attribute those symptoms to other causes.

A risk factor is anything that increases your chance of getting a disease. When it comes to cancer, risk factors can be what you eat, where you work, and who your parents are.

Children and teens with obesity face many physical health challenges. But they are also more likely to develop mental health problems such as depression or other mood disorders.

An indwelling peritoneal catheter is a thin, rubber tube. One end is placed in your abdomen and the other outside the body. It’s used to drain fluid from the abdominal cavity (peritoneal cavity).

Facing a physical health condition can be hard enough on its own. But coping can be even more difficult when anxiety gets in the way.

Nearly 25% of heart valve patients feel depressed after surgery, even when it goes well. This is called cardiac depression. Knowing what you may experience emotionally after surgery can help you prepare for it—and identify it—if depression does happen.

Coronary microvascular disease (CMD) is also sometimes called small artery or small vessel disease. It occurs when the inner blood vessels of the heart become damaged. In some cases, the small arteries of the heart don’t function properly.

Many people have two or more ongoing (chronic) health problems. Learn tips to help you manage medicines, appointments, costs, and other information when you have multiple chronic conditions.