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Explore comprehensive guides on hundreds of common and rare diseases and conditions from the experts at Mayo Clinic.
Double your impact on fighting cancer. Make a gift before July 31 and it can go twice as far to fight cancer. Explore possible causes for your medical symptoms.
Find possible causes of symptoms in children and adults. See our Symptom Checker.
Mar 10, 2023 · You're beginning to worry, but unsure what to do and who to call at that hour. Use Check Symptoms for situations that happen after hours but may not warrant a trip to Urgent Care or the Emergency Department. It's a free online tool available 24/7/365 in the patient portal.
Dec 12, 2023 · The thyroid sometimes makes too little or much hormone, resulting in thyroid disease. Find out the types, symptoms and treatment options.
Dec 30, 2019 · Symptoms of pneumonia can vary, depending on factors such as the type of germ causing the infection, as well as your age and overall health. Mild signs and symptoms are often similar to those of a cold or flu, but last longer.
Apr 27, 2020 · COVID-19, the disease caused by the SARS-CoV-2 virus, affects people in many ways. Early symptoms have included fever, cough and chills. The list of symptoms in people with confirmed COVID-19 disease has expanded since early reports of the disease.
May 17, 2024 · Infectious diseases are disorders caused by organisms — such as bacteria, viruses, fungi or parasites. Many organisms live in and on our bodies. They're normally harmless or even helpful, but some organisms under certain conditions may cause disease.
Jan 22, 2020 · Parkinson's disease signs and symptoms can be different for everyone. Early signs may be mild and go unnoticed. Symptoms often begin on one side of your body and usually remain worse on that side, even after symptoms begin to affect both sides.
Feb 18, 2022 · Signs and symptoms vary depending on the organism causing the infection, but often include fever and fatigue. Mild infections may respond to rest and home remedies, while some life-threatening infections may need hospitalization. Many infectious diseases, such as measles and chickenpox, can be prevented by vaccines.
