Osteopathic medicine: What kind of doctor is a D.O.? - Mayo Clinic
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?
Dietary supplements for weight loss - Mayo Clinic
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 …
How well do face masks protect against COVID-19? - Mayo Clinic
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.
Stem cells: What they are and what they do - Mayo Clinic
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 …
Exercise: How much do I need every day? - Mayo Clinic
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 …
Brain MRI (brain magnetic resonance imaging) - Mayo Clinic
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 …
Statin side effects: Weigh the benefits and risks - Mayo Clinic
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 …
Sildenafil (oral route) - Side effects & dosage - Mayo Clinic
Feb 1, 2026 · Do not use more of it and do not use it more often than your doctor ordered. If too much is used, the chance of side effects is increased. This medicine comes with a patient information leaflet. …
Counting calories: Get back to weight-loss basics - Mayo Clinic
Even with all the diet plans out there, weight management still comes down to the calories you take in versus those you burn off during activity. Popular fad diets may promise you that not eating …
Memory loss: When to seek help - Mayo Clinic
Apr 3, 2024 · What medicines do you take and in what doses? This includes prescriptions, medicines you get without a prescription and dietary supplements. Have you recently started a new medicine? …