Learn how to protect yourself from COVID-19. Learn what you need to know about COVID-19 testing. Learn about the types of COVID-19 treatments, symptom management, and recovery. …

Coronavirus disease 2019 (COVID-19, also known as SARS-2) is a contagious disease caused by the coronavirus SARS-CoV-2. In January 2020, the disease spread worldwide, resulting in …

2025年3月17日 · Coronavirus disease (COVID-19) is an infectious disease caused by the SARS-CoV-2 virus. Most people infected with the virus will experience mild to moderate respiratory …

COVID-19, also called coronavirus disease 2019, is an illness caused by a virus. The virus is called severe acute respiratory syndrome coronavirus 2, or more commonly, SARS-CoV-2. It …

2019冠状病毒病（英語： Coronavirus disease 2019 ，缩写：COVID-19 [17] [18] ），是一種由嚴重急性呼吸系統綜合症冠狀病毒2型（縮寫：SARS-CoV-2）引發的傳染病，导致了一场持续 …

COVID-19 (coronavirus disease 2019) is a disease caused by the SARS-CoV-2 virus. It can be very contagious and can spread quickly. COVID-19 most often causes respiratory symptoms …

2025年3月10日 · People with COVID-19 have a wide range of symptoms ranging from mild symptoms to severe illness. Symptoms may appear 2-14 days after exposure to the virus. …

2023年8月9日 · covid-19是由sars-cov-2冠状病毒引起的疾病。通常在密切接触的人员之间传播。 covid-19疫苗能够有效预防重症和死亡。虽然人们在接种疫苗后仍有可能感染covid-19，但更有 …

Information on COVID-19, the infectious disease caused by the most recently discovered coronavirus.

2020年3月28日 · Stay up to date on the most recent and detailed data for hospitalizations, deaths, emergency department visits, and vaccinations. Explore COVID-19 data focused on …