Outbreaks

Covid-19 variants float around India, but no one knows how many

The Chinese economy grew by more than 18% in the first quarter

Annual Covid-19 Vaccine Booster Shots Probably needed, says Pfizer CEO

The study finds that blood clots are more likely after Covid-19 than after vaccination

Pfizer, Modern vaccines can also trigger ultra-rare blood clots, study requests

Unemployment claims fell to a new low pandemic last week

The CDC identifies a small group of Covid-19 infections in fully vaccinated patients

Fentanyl has spread to the west and overdoses are rising

Variants fuel Covid-19 overvoltage, but scientists express optimism over vaccines

Exercising about 22 minutes a day could reduce the risk of severe COVID or death, studies show.