Anxiety was the cause of 64 vaccine reactions, including fainting, in people who got the Johnson & Johnson single-dose COVID-19 vaccine in early April at sites in five states, a new study finds. Researchers led by Anne Hause of the U.S. Centers for Disease Control and Prevention noted that “anxiety-related events, including syncope [fainting], can…  read on >  read on >

Cancer might seem like a modern problem, but new research has revealed that it affected up to 14% of adults in medieval Britain. University of Cambridge researchers used X-rays and CT scans to search for evidence of cancer inside skeletal remains excavated as part of an ongoing study of medieval life. The investigators found rates…  read on >  read on >

FRIDAY, April 30, 2021 (American Heart Association News) — On a November evening, Diana and Paul Nickel played a spelling game and shared an ice cream birthday cake with their 6-year-old granddaughter, Molly. The couple was staying with Molly and her 8-year-old sister, Kate, while the girls’ parents were out of town. Around 7:30 p.m.,…  read on >  read on >

Certain blood types may increase a person’s risk of different health problems, a new study suggests. The research confirms some previous findings and reveals new links between blood types and diseases, according to the authors of the study published April 27 in the journal eLife. “There is still very little information available about whether people…  read on >  read on >

Just 2% of young dental patients without COVID-19 symptoms tested positive for the new coronavirus, according to a new study. Kids with COVID-19 are typically asymptomatic but can carry high levels of SARS-CoV-2 and spread it to others, University of Illinois Chicago (UIC) researchers noted. Their study included 921 patients, aged 2 to 18, who…  read on >  read on >