Dec 12, 2025 · You know what M.D. means, but what does D.O. mean? What's different and what's alike between these two kinds of health care providers?

Jun 18, 2024 · Know what claims about weight loss mean You might be surprised to learn that makers of dietary supplements rarely do clinical trials. That's part of the reason why there's little scientific proof …

Apr 4, 2025 · 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 …

Oct 29, 2025 · 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.

Jan 20, 2026 · What are stem cell lines, and why do researchers want to use them? A stem cell line is a group of cells that all descend from a single original stem cell and are grown in a lab. Cells in a stem …

Jul 26, 2023 · You can do strength training by using weight machines or weights, your own body weight, heavy bags or resistance bands. You also can use resistance paddles in the water or do activities …

Jun 21, 2024 · The evidence for moderate alcohol use in healthy adults is still being studied. But good evidence shows that drinking high amounts of alcohol are clearly linked to health problems. Here's a …

Apr 30, 2025 · Brain MRI is one of the tests you may have to determine the cause of headaches, dizziness, seizures, vision problems or hearing loss. This painless imaging test is used to diagnose a …

Jul 21, 2025 · 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 …

Jan 21, 2026 · But other things people do, or healthy habits that people don't do, may be the cause of the higher risk. Other research is looking at long-term use of sugar substitutes and the gut. Many …