A doctor of osteopathic medicine, also known as a D.O., is a fully trained and licensed doctor. A doctor of osteopathic medicine graduates from a U.S. osteopathic medical school. A doctor of medicine, also known as an M.D., graduates from a traditional medical school. A major difference between D.O.s and M.D.s is that some doctors of osteopathic medicine use manual medicine as part of ...

Compared with a healthy liver (top), a fatty liver (bottom) appears bigger and discolored. Tissue samples show extra fat in fatty liver disease, while inflammation and advanced scarring are seen in metabolic dysfunction-associated steatohepatitis.

Make sure you know how you react to this medicine before you drive, use machines, or do anything else that could be dangerous if you are not alert, well-coordinated, or able to think or see well. If these side effects are especially bothersome, check with your doctor.

Arthritis is a leading cause of pain and limited mobility worldwide. There’s plenty of advice on managing arthritis and similar conditions with exercise, medicines and stress management. But how do you know what’s best for you? Here are some do's and don'ts to help you figure it out.

The body needs cholesterol. But having too much cholesterol in the blood raises the risk of heart attacks and strokes. Statins block an enzyme the liver needs to make cholesterol. This causes the liver to remove cholesterol from the blood. While statins are effective and safe for most people, they have been linked to muscle pain, digestive problems, and mental fuzziness in some people. Rarely ...

Penis-enlargement products: Do they work? Tempted by products that claim to increase penis size? Get the facts about what to expect from male-enhancement pills, pumps, exercises and surgeries.

Why do high triglycerides matter? High triglycerides may contribute to hardening of the arteries or thickening of the artery walls, called arteriosclerosis. This condition increases the risk of stroke, heart attack and heart disease. Extremely high triglycerides also can cause acute inflammation of the pancreas, called pancreatitis.

Face masks can help slow the spread of coronavirus disease 2019 (COVID-19). Learn about mask types, which masks to use and how to use them.

Get answers about where stem cells come from, why they're important for understanding and treating disease, and how they are used.

Pneumonia is an infection that inflames the air sacs in one or both lungs. The air sacs may fill with fluid or pus (purulent material), causing cough with phlegm or pus, fever, chills, and difficulty breathing. A variety of organisms, including bacteria, viruses and fungi, can cause pneumonia.