What began as an investigation of peanut butter shipped to U.S. nursing homes and cafeterias has broadened, as Kellogg’s recalls 16 products and federal officials confirming salmonella contamination at a Georgia facility.

Dropping temperatures in winter may cause an unhealthy rise in high blood pressure among the elderly, according to a new study linking cooler temperatures with higher blood pressure.

A 2-year-old girl in northern China has tested positive for bird flu and is in critical condition – the second case of human infection in a month.

The company that sells Little Debbie snacks announced a recall of peanut butter crackers because of a potential link to a deadly salmonella outbreak.