
Hypothyroidism (underactive thyroid) - Symptoms and causes
Dec 10, 2022 · Overview Hypothyroidism happens when the thyroid gland doesn't make enough thyroid hormone. This condition also is called underactive thyroid. Hypothyroidism may not cause noticeable …
Bronchitis - Symptoms and causes - Mayo Clinic
Jul 31, 2024 · The lining of the tubes that carry air to and from your lungs is inflamed. Signs and symptoms include cough, mucus, fatigue and chest discomfort.
Long COVID: Lasting effects of COVID-19 - Mayo Clinic
Aug 23, 2024 · COVID-19 can have lasting symptoms that affect many parts of the body. Learn more about the symptoms and effects of long COVID.
Testículo retráctil - Síntomas y causas - Mayo Clinic
Feb 23, 2024 · Descripción general Un testículo retráctil es aquel que puede moverse de un lado al otro entre el escroto y la ingle. Cuando el testículo retráctil se encuentra en la ingle, se lo puede guiar …
Vitamin B-12 - Mayo Clinic
Aug 13, 2025 · Vitamin B-12 is a vitamin the body uses to make and support healthy nerve cells. It's also used to make healthy red blood cells and the genetic material inside cells called DNA. Vitamin B-12 …
Spirometry - Mayo Clinic
May 14, 2024 · Overview Spirometry (spy-ROM-uh-tree) is a common test used to check how well your lungs work. It measures how much air you breathe in, how much you breathe out and how quickly …
Polysomnography (sleep study) - Doctors & Departments - Mayo Clinic
Jan 1, 2025 · Departments and specialties Mayo Clinic has one of the largest and most experienced practices in the United States, with campuses in Arizona, Florida and Minnesota. Staff skilled in …
Stretching: Focus on flexibility - Mayo Clinic
Nov 18, 2023 · Learn why stretching your muscles is an important part of your exercise routine and how to do it safely.
Tinnitus - Symptoms and causes - Mayo Clinic
Nov 30, 2022 · Tinnitus is usually caused by an underlying condition, such as age-related hearing loss, an ear injury or a problem with the circulatory system. For many people, tinnitus improves with …
Electrophysiology Laboratory - Overview - Mayo Clinic
May 10, 2025 · Videos Watch Mayo Clinic cardiologists and others discuss many conditions and treatments related to cardiovascular diseases and cardiovascular surgery. Mayo Clinic in Arizona, …