Chronic obstructive pulmonary disease (COPD) is a group of diseases that limit the flow of air into and out of the lungs. COPD includes chronic bronchitis and emphysema, most often caused by heavy, long-time cigarette smoking. It can also include chronic asthma.

A fractured bone starts to heal right away. But a treatment called reduction may help you heal better. Reduction is a process that repositions your bones.

Here are tips for first, second, and third trimesters to cope with issues like nausea, fatigue, mood swings, and headaches.

You may have chronic bronchitis if you cough up mucus and feel short of breath for at least 3 months each year, for 2 or more years in a row. Read on to learn more.

Asthma causes swelling and narrowing of the airways in your lungs. Here's what you need to know about how asthma affects your lungs, and what to do when you have asthma flare-ups.

Before becoming pregnant, you may have adopted good health habits to get ready for your baby. But if you didn't, start today. Read on to learn more.

Arthroscopy is used to diagnose and treat knee problems through several small incisions in the knee.

A blood glucose screening tests for gestational diabetes. Learn about who is at risk for this condition, what happens during a screening, what to know if you test positive, and how to treat it.

Gestational diabetes is diabetes that happens only during pregnancy. Changes that occur in your body during pregnancy cause your blood sugar (glucose) to be too high. This can cause problems for the baby and for you.

If your child's testicle doesn't descend on its own, it should be treated to prevent future problems. Surgery is done to bring an undescended testicle into the normal position within the scrotum.