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2024年1月7日 · The incubation period is the number of days it takes for symptoms to appear after you’re infected with something. Health care professionals and government officials use this number to decide how...
2023年11月10日 · COVID-19 is a respiratory condition caused by a coronavirus. Some people are infected but don’t notice any COVID-19 symptoms (doctors call that being asymptomatic). Most people have mild symptoms...
2023年12月19日 · COVID-19 Transmission. By understanding how coronavirus spreads, you can take the right steps so you don't get sick and infect others. COVID transmission rate. Recent data from the World Health...
2022年12月31日 · COVID-19 pneumonia is a serious illness that can be deadly. What Is Pneumonia? Pneumonia is a lung infection that causes inflammation in the tiny air sacs inside your lungs. They may fill up with...
2022年12月26日 · Written by Alexandra Benisek. Different Kinds of Surfaces. What You Can Do. If Someone in Your Household Has COVID-19. 4 min read. Get the latest news on the coronavirus pandemic here. The COVID-19...
2024年4月28日 · Pneumonia is a lung infection that can range from mild to so serious that you have to go to the hospital. It happens when an infection causes air sacs in your lungs (the alveoli) and tubes in...
2024年4月8日 · What Is Pneumonia? Pneumonia, a lung infection, can cause coughing, hacking, or wheezing. You might think it’s just a cold or the flu. How can you tell the difference? Your other symptoms can give...
