CBS News - Health

The U.S. Food and Drug Administration has approved a new seasonal flu vaccine from Moderna that uses mRNA technology, the drugmaker announced.

A video showing 3-year-old twins Millie and Maverick reuniting after one of them had to undergo cancer treatment hours away from their home has gone viral. Matt Gutman reports.

In this episode of Healthful, Norah O'Donnell is joined by her personal trainer and fitness expert, Kira Stokes. Since they started exercising together 12 years ago, Kira pushed Norah to lift heavier weights - something Norah initially resisted. Norah has since learned that you lose up to 8-percent of your muscle mass every decade after the age of 30. The two discuss the emotion...

At least 110 people have fallen ill from salmonella in Minnesota, the vast majority of whom reported having eaten at the Mexican chain Chipotle. Tom Hanson has the story.

Two people have died of cyclosporiasis in Michigan, officials said Monday, as the state battles the worst outbreak of the disease in the country. Carter Evans has the details.