
How your brain works - Mayo Clinic
Jul 2, 2024 · The brain contains billions of nerve cells arranged in patterns that coordinate thought, emotion, behavior, movement and sensation. A complicated highway system of nerves connects the …
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?
Colchicine (oral route) - Side effects & dosage - Mayo Clinic
Feb 1, 2026 · Tell your doctor if you have ever had any unusual or allergic reaction to this medicine or any other medicines. Also tell your health care professional if you have any other types of allergies, …
Needle biopsy - Mayo Clinic
Nov 20, 2024 · A needle biopsy is a procedure to remove some cells or a small piece of tissue from the body using a needle. The sample removed during a needle biopsy goes to a lab for testing. Common …
Dysarthria - Symptoms and causes - Mayo Clinic
Jul 12, 2024 · Overview Dysarthria happens when the muscles used for speech are weak or are hard to control. Dysarthria often causes slurred or slow speech that can be difficult to understand. Common …
Drug-eluting stents: Do they increase heart attack risk?
May 14, 2024 · Today, new and better versions of drug-eluting stents are available. These stents are safe and effective for most people when used with anti-clotting medicines as prescribed. In general, …
Central-acting agents - Mayo Clinic
Mar 25, 2025 · Central-acting agents are medicines that slow the heartbeat and lower blood pressure. They block the signals from the brain to the nervous system that narrow blood vessels and make the …
Fainting: First aid - Mayo Clinic
Jan 22, 2025 · Fainting occurs when the brain doesn't receive enough blood for a brief time. This causes loss of consciousness. Consciousness is usually regained quickly. Fainting might have no medical …
Migraines: Simple steps to head off the pain - Mayo Clinic
Jan 21, 2026 · Healthy habits and self-care sometimes can stop migraines before they start. And when you get a migraine, there are steps you can take to ease the pain.
Heart murmurs - Symptoms & causes - Mayo Clinic
May 27, 2022 · An irregular heart sound may be harmless or worrisome. Know the causes of heart murmurs and when treatment is needed.