Vaccination

FDA adds warning about rare reaction to J&J COVID-19 vaccine

U.S. regulators on Monday added a new warning to Johnson & Johnson's COVID-19 vaccine about links to a rare and potentially dangerous neurological reaction, but said it's not entirely clear the shot caused the problem.

Cardiology

Q&A: COVID-19 vaccination and heart issues

DEAR MAYO CLINIC: I have been hearing about an increase in the number of young people who are developing heart issues, including myocarditis, after being vaccinated for COVID-19. Can you explain this condition? I have a 15-year-old ...

Cardiology

Computer method to predict outcomes for heart patients

An international group of clinicians and scientists from MIT and Lund University, among others, have analyzed how individual genetic changes affect the heart muscle. The researchers have created a new computer tool that could ...

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