Medical Diseases & Conditions - Mayo Clinic
Explore comprehensive guides on hundreds of common and rare diseases and conditions from the experts at Mayo Clinic.
Coronavirus - World Health Organization (WHO)
Jun 26, 2026 · Coronavirus disease (COVID-19) is an infectious disease caused by the SARS-CoV-2 virus. Most people infected with …
Coronavirus disease 2019 (COVID-19) - Symptoms and causes
Mar 13, 2026 · Overview Coronavirus disease 2019 (COVID-19), is an illness caused by a virus. The virus is called severe acute …
Coronavirus disease (COVID-19)
Nov 27, 2025 · WHO fact sheet on COVID-19, including information on symptoms, transmission, treatment, prevention, vaccines and …
COVID-19 symptoms, spread and prevention
Jun 22, 2026 · COVID-19 is a highly contagious disease. Symptoms range from mild to severe. Most people recover within a few …
Testing positive for COVID-19 | Australian Government Department of ...
Mar 13, 2025 · Anyone diagnosed with COVID-19 can pass the virus onto others. Find out how to manage symptoms and protect …
Coronavirus: What is it and how can I protect myself?
Oct 23, 2025 · It is a pandemic illness caused by a coronavirus. The virus that causes COVID-19 is severe acute respiratory …
Coronavirus disease (COVID-19)
Mar 28, 2023 · Symptoms of severe COVID‐19 disease which need immediate medical attention include: difficulty in breathing, …
Coronavirus (COVID-19) pandemic - Department of Health and Aged …
Mar 13, 2025 · Coronavirus (COVID-19) pandemic We had an active COVID-19 health alert between 2020 and 2023. We now …
Unusual COVID-19 symptoms: What are they? - Mayo Clinic
Jun 13, 2024 · Symptoms of COVID-19, also known as coronavirus disease 2019, can vary widely. And over time, how often people …