A COVID-19 variant that has remained "underground" for years is catching the attention of health officials in the United States and abroad. The Centers for Disease Control and Prevention (CDC) said in ...

Add Yahoo as a preferred source to see more of our stories on Google. The Centers for Disease Control and Prevention has detected a new COVID‑19 strain, raising concerns among experts about a possible ...

Add Yahoo as a preferred source to see more of our stories on Google. A new Covid variant is spreading across the U.S. and it may be able to evade protection from current vaccines. The variant, known ...

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With fall officially underway and chilly weather sweeping across much of the United States, COVID-19 cases are on the rise. New variants have fueled the surge, and the ‘razor-blade’ throat symptom in ...

A heavily mutated variant of the virus that causes Covid-19 appears to be affecting primarily children, scientists say, though it’s not causing more severe disease – in kids or in adults. Rather, ...

It may be spring, but virus season isn’t over yet. Flu and Covid, including a new variant called BA.3.2, nicknamed “cicada,” are still circulating, along with several other respiratory illnesses and a ...

With the "summer surge" drawing to a close, another uptick in cases is expected come fall. Here's what to know right now.

A review of 32 EEG studies links caffeine to weaker deep-sleep brain waves even when sleep seems normal. What the evidence shows and its limits. Lake Powell Hits Record Low and Lake Mead Could Fall ...

"Cicada" is trending, but not because it's the season for the noisy insects to appear. The Centers for Disease Control and Prevention and the World Health Organization are both monitoring a COVID-19 ...