More than three years after SARS-CoV-2 began its global spread, an estimated 65 million or more people are living with the effects of long COVID - and scientists are still struggling to understand this complex condition. Even the definition of long COVID, whose symptoms include fatigue and ...
Many doctors think an overblown(过分的) immune response causes many of the more serious consequences of COVID-19. Levels of chemical signalingagentscalled cytokines(细胞因子) get so high that immune cells start to attack ...
请以“How to Prevent COVID-19”为题写一篇英语短文。要点:1.勤洗手,勤开窗,保持空气流通。2.每天测体温,勤锻炼,保持健康的饮食习惯。3.少乘坐公交车,少去人多的地方。4.在公共场所戴口罩(mask),尽量避免面对面交谈。5.如发烧、咳嗽等,不必恐慌,立即就医。要求:1.文中须包含所有要点,可适当发挥。2.语言...
In fact, one study published in May found that roughly half of people hospitalized with the coronavirus in Wuhan, China, at the start of the pandemic reported symptoms of long COVID two years later. Authors said it was the longest follow-up study to date. While the stu...
【题目】B Scientists have figured out how COVID-19 causes many people to lose their sense of smell. And they have good news: The loss of their smell appears to be temporary because the actual cells in the nose that recognize smell aren't harmed.Temporary loss of smell is called anosmi ...
A chronic loss of smell happens after a COVID-19 infection has cleared, but, weeks or months later, a person still hasn't regained the sense. "There's some point of inflammation to the nerve, damage to the nerve, whatever that virus did while it was active and damaged those nerve endi...
Free COVID vaccine for people with insurance Under federal law, plans are required to coverCOVID-19 vaccinesat no cost to you through providers within your insurer's network. If there are no vaccinators in your network who can offer the shots, insurers are required to cover the service ou...
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Covid vaccine: How many people have been vaccinated in the UK, who are the priority groups and when will I get it? Here are the estimates for each region of England, based on the number of first doses given to the 80-plus age group from December 8 to January 10, as published by ...
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