The portal uses cookies to provide service functions such as “Bookmark” and to improve website usage. Information and opt-out options can be found in the cookie settings in the privacy policy.

Search

Conditions Coronavirus

The SARS-CoV-2 coronavirus first appeared in China in 2019 and triggered the global COVID-19 pandemic in 2020. The articles below provide information about how this respiratory disease is transmitted, how it progresses and where you can find reliable information about it. This interactive 3D animation shows what happens within the body following infection.

To the 3D animation

Coronavirus

A young woman lies exhausted on the couch. A young woman lies exhausted on the couch.

Long COVID – long-term effects of COVID-19

Long COVID refers to health issues that persist or occur weeks or months after an acute COVID-19 infection. Fatigue and loss of stamina are common symptoms.

An older woman coughing. An older woman coughing.

COVID-19 (coronavirus disease 2019)

COVID-19 is caused by an infection with SARS‑CoV‑2. The disease may be mild or very severe. Vaccinations and medication help prevent people from developing a severe form.

A man with a cold sitting at home. A man with a cold sitting at home.

COVID-19, cold, flu – symptoms at a glance

Find out what is typical for each of these three illnesses, what people can do if they experience symptoms, and the best way to prevent infection.