A recent discovery could change how we administer vaccines. Researchers have observed that the choice of arm for injections ...

The study found that the location of the booster shot matters. Specifically, when the booster is given in the same arm as the ...

The arm you choose when you get a shot matters more than you might think. A new study, highlighted by CBS News, shows that ...

A prior phase II trial had shown that BCG revaccination in teens led to 45.4% efficacy in reversion from positive to negative ...