5 days ago · 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 illness and recover without requiring special treatment.

Aug 9, 2023 · COVID-19 is the disease caused by the SARS-CoV-2 coronavirus. It usually spreads between people in close contact. COVID-19 vaccines provide strong protection against severe illness and death. Although a person can still get COVID-19 after vaccination, they are more likely to have mild or no symptoms.

Origins of the SARS-CoV-2 virus. SARS-CoV-2 variants. Global Clinical Platform for COVID-19: call for action.

Nov 20, 2023 · Since 2020, SARS-CoV-2, the virus that causes COVID-19, has been spreading and changing globally. These changes have led to the detection of variants in many countries around the world. The more significant of these variants are grouped in three different ways – variants under monitoring, variants of interest and variants of concern.

Jan 24, 2025 · All viruses, including SARS-CoV-2, the virus that causes COVID-19, change over time. Most changes have little to no impact on the virus’s properties. However, some changes may affect the virus’s properties, such as how easily it spreads, the associated disease severity, or the performance of vaccines, therapeutic medicines, diagnostic tools ...

Mar 28, 2023 · COVID-19 is the disease caused by a coronavirus called SARS-CoV-2. WHO first learned of this new virus on 31 December 2019, following a report of a cluster of cases of so-called viral pneumonia in Wuhan, People’s Republic of China.

2019冠状病毒病（covid-19）是由sars-cov-2病毒引起的一种传染病。 预防和减缓传播的最好办法是充分了解此病和病毒传播方式。 应与他人保持至少1米的距离，佩戴合适的口罩，勤洗手或用含酒精成分的洗手液清洁手部，以保护自己和他人免受感染。

Dec 31, 2020 · SARS-CoV-2, the virus that causes COVID-19, has had a major impact on human health globally; infecting a large number of people; causing severe disease and associated long-term health sequelae; resulting in death and excess mortality, especially among older and vulnerable populations; interrupting routine healthcare services; disruptions to travel, trade, …

2020年2月11日，国际病毒分类委员会宣布将此新病毒命名为“严重急性呼吸综合征冠状病毒2（sars-cov-2）”。选择这一名称是因为这一病毒与导致2003年sars疫情的冠状病毒在基因上相互关联。这两个病毒虽然相关，但却是不同的病毒。

Dec 30, 2020 · SARS-CoV-2 spreads primarily through human-to-human transmission, but there is evidence of transmission between humans and animals. Several animals like mink, dogs, domestic cats, lions, tigers and raccoon dogs have tested positive for SARS-CoV-2 after contact with infected humans.