The worst flu season the United States has had in more than a decade may have reached its peak, according to the US Centers for Disease Control and Prevention. Data published by the agency on ...

CNN is tracking extreme heat conditions for Americans each day. See where the risks are greatest — and where high temperature records might be broken.

The flu season has reached its peak, according to new data from the Atlanta-based CDC. This comes just weeks after CDC data shows this year’s flu vaccine was less effective than most years. CDC ...