根据“COVID-19 is a strongly contagious (接触性传染的) coronavirus (冠状病毒) that can cause many illnesses like a runny nose, a sore throat, coughs and fever, even it can lead to death.”可知,新型冠状病毒可引发流涕、喉咙痛、咳嗽、发烧,甚至死亡。故选B。 (2)题详解: 细节理解题。根据...
People infected with COVID-19 can still be contagious even when they stop feeling sick, so precautionary measures should continue for at least 2 weeks after symptoms disappear and until the COVID-19 test result is negative. Ideally, patients should be qu
COVID-19 (coronavirus disease) can be contagious for weeks or longer, depending on the patient. The time from infection to the start of symptoms (incubation) ranges from four days to two weeks, though patients are contagious before symptoms develop. Follow CDC guidelines for self-quarantining if...
When are you no longer considered contagious? People sickened by COVID-19 are most infectious when they are showing symptoms, including fever, coughing and shortness of breath, according to the Centers for Disease Control and Prevention. But new research confirms that those without symptoms are pl...
There’s a new variant of COVID and omicron called HV.1 that is spreading rapidly around the United States. The variant is a powerful and contagious mutation of the deadly virus that has only been around for a few months but has quickly become theleading strain of COVIDin the US. ...
People are thought to be most contagious when they are most symptomatic(the sickest). Some spread might be possible before people show symptoms; there have been reports of this occurring with this new coronavirus(冠状病毒), but this is not thought to be the main way the virus spreads.Spread...
Officials from theWorld Health Organization said Mondaythat while the coronavirus is still nowhere near as infectious as the mumps or measles, someone with the new U.K. strain could infect an average of 1.5 other people, rather than the 1.1 average for the earlier strain of the coronavirus. Th...
The first few days you’re sick, it will probably be hard to tell if you have a “regular”coldor bronchitis. But if you keepcoughingfor a week or longer, even after your other symptoms are gone, you might have bronchitis. How Long Will I Be Contagious?
Long COVID (PASC): Some COVID-19 patients have long-term symptoms that can last weeks or months. You may know it as “long COVID,” or post-acute sequelae of SARS-CoV-2 infection (PASC).
"I had someone over this past Saturday night to play a board game and that felt great," said Elizabeth Schneider, who believes she and a number of her friends contracted coronavirus while at a party in Seattle. She tested for COVID-19 after her symptoms had subsided. ...