Add Yahoo as a preferred source to see more of our stories on Google. As we get into another winter holiday season, COVID is still part of our lives. And although it's hard to predict exactly what ...

STATEN ISLAND, N.Y. — With the terrifying coronavirus (COVID-19) pandemic of 2020 behind us and the world now returned to normal, many people have moved away from vaccination or even testing for the ...

With similar symptoms, it can be difficult to tell which illness is which. Here’s what to know. By Dani Blum Early clues suggest that this flu season could be particularly brutal. And while national ...

It's not easy to tell these health conditions apart based on their symptoms alone. Find out about the differences between these illnesses.

新型コロナウイルス感染症への罹患後、各種の不可解な症状が続くことがある。一部の症状は微小な血栓によって説明できる可能性があるが、多くの研究者は、効果が証明されていない治療法に患者が飛びつくことを懸念している。 英国ブリストル在住の ...