Scientists investigate cases of post-Covid-19 fatigue

Hannah Devlin Science correspondent Most people experience Covid-19 as a short-term illness – once the infection has been fought off, they bounce back to health. But evidence is emerging of a significant minority – sometimes referred to as “long haulers” – who struggle with long-term symptoms for a month or longer. Anecdotal reports have abounded …

Coronavirus disease (COVID-19) advice for the public: When and how to use masks

When to use a mask If you are healthy, you only need to wear a mask if you are taking care of a person with suspected 2019-nCoV infection. Wear a mask if you are coughing or sneezing. Masks are effective only when used in combination with frequent hand-cleaning with alcohol-based hand rub or soap and …