Health & Medicine

Organizing history by tags.

New delta variant studies show the pandemic is far from over

The coronavirus’s delta variant is different from earlier strains of the virus in worrying ways, health officials are discovering. And those differences...

‘This gives hope’: A third COVID-19 vaccine dose can boost protection for organ transplant recipients

A few months ago, transplant surgeon Dorry Segev was despondent about how COVID-19 vaccines were performing in patients like his, who have...

Pfizer’s COVID-19 vaccine is OK for kids 12 to 15 years old, FDA says

Adolescents as young as 12 may soon begin rolling up their sleeves to get COVID-19 vaccines in the United States. The U.S....

50 years ago, scientists claimed marijuana threatened teens’ mental health

The White House Conference on Youth voted to legalize the sale of grass (with restrictions). On the same day, the Journal of...

Experts predict U.S. COVID-19 cases will dip in summer but surge in winter

The coming months of the COVID-19 pandemic in the United States may feel a bit like a roller-coaster ride.

Another COVID-19 vaccine success? Candidate may prevent further coronavirus transmission, too

A third COVID-19 vaccine candidate has convincing evidence that it works, and it may be easier to distribute and cheaper than the...