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  1. Osteopathic medicine: What kind of doctor is a D.O.? - Mayo Clinic

    Nov 29, 2022 · A major difference between D.O.s and M.D.s is that some doctors of osteopathic medicine use manual medicine as part of treatment. Manual medicine can include hands-on …

  2. Priapism - Diagnosis & treatment - Mayo Clinic

    Aug 31, 2021 · If you have an erection lasting more than four hours, you need emergency care. The emergency room doctor will determine whether you have ischemic priapism or …

  3. Pneumonia - Symptoms and causes - Mayo Clinic

    Jun 13, 2020 · 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, …

  4. Animal bites: First aid - Mayo Clinic

    May 10, 2024 · Animal bites might be caused by pets — such as cats, dogs, hamsters and turtles. Or bites may be from farm animals or wild animals. The type of care needed depends on how …

  5. History of COVID-19: Outbreaks and vaccine timeline

    Learn about the COVID-19 pandemic as well as mRNA research, COVID-19 tests and treatments, and COVID-19 vaccine development and approval.

  6. Oppositional defiant disorder (ODD) - Symptoms and causes

    Jan 4, 2023 · Overview Even the best-behaved children can be difficult and challenging at times. But oppositional defiant disorder (ODD) includes a frequent and ongoing pattern of anger, …

  7. Calcium channel blockers - Mayo Clinic

    Mar 29, 2025 · Calcium channel blockers are medicines used to lower blood pressure. They stop calcium from entering the cells of the heart and arteries. Calcium makes the heart and arteries …

  8. Triglycerides: Why do they matter? - Mayo Clinic

    Like cholesterol, triglycerides can cause health problems. Here's how to lower your triglycerides.

  9. Dislocated shoulder - Diagnosis and treatment - Mayo Clinic

    Aug 23, 2022 · Diagnosis A health care provider inspects the affected area for tenderness, swelling or deformity and checks for signs of nerve or blood vessel injury. An X-ray of the …

  10. Seizures - Diagnosis and treatment - Mayo Clinic

    Nov 1, 2024 · Learn about this burst of electrical activity in the brain and what causes it. Find out what to do if you see someone having a seizure.