Sepsis is a nationwide "medical emergency" for children, according to the CDC. Would you know the signs in a child?

The agency has issued a travel alert about a "higher-than-expected" number of cases of a mosquito-borne illness that is ...

CDC declares pediatric sepsis a national medical emergency. Key signs and what hospitals are being asked to do.

The new level 1 health warning informs travellers that there is an increased risk of dengue fever.

The U.S. Centers for Disease Control and Prevention says it has ended its emergency response to H5N1 bird flu, citing a drop in cases.“As reports of animal infections with avian influenza A(H5N1) ...

Add Yahoo as a preferred source to see more of our stories on Google. Millions of wild and farmed birds have been affected by the most recent bird flu outbreak. - Seth Wenig/AP The US Centers for ...