Watch CBS News

There's a renewed focus on developing a bird flu vaccine. New research shows promise

The signs and symptoms of a brain tumor to look out for; the simple change that's turned using an inhaler into a breath of fresh air; what researchers say is a bigger threat than war, terrorism, addiction and disease, and for the first time, the CDC says bird flu has caused respiratory symptoms in an infected dairy worker.
View CBS News In
CBS News App Open
Chrome Safari Continue
Be the first to know
Get browser notifications for breaking news, live events, and exclusive reporting.