Needle-Free Flu Patch Works as Well as a Shot

A press-on patch that delivers flu vaccine painlessly worked as well as an old-fashioned flu shot with no serious side effects, researchers reported Tuesday. People who tried out the patch said it was not difficult or painful to use, and tests of their blood suggested the vaccine it delivers created about the same immune response […]

Why Your Flu Shot Won’t Work Well This Year

Researchers have identified one more important reason flu shots don’t usually work very well — it’s because they are grown in chicken eggs. Flu viruses mutate every year and it turns out the methods used to make flu vaccines cause them to mutate even more, the researchers found. “How you prepare the vaccine can have […]

Baby died from marijuana overdose, doctors claim

Two poison control doctors from Colorado claim that a patient they treated, an 11-month-old baby boy, died from an overdose of marijuana. The report has ignited controversy — marijuana has not previously been shown to cause a fatal overdose— but some medical experts say the drug might have played a role in the boy’s death. […]

Breast Cancer May Return Even 20 Years Later

Breast cancer can “smolder” and return even 20 years later unless patients keep taking drugs to suppress it, researchers reported Wednesday. They were looking for evidence that at least some breast cancer survivors might be able to skip the pills that reduce the risk of the breast tumors coming back, but found that even women […]