Vomiting virus is spreading across most of the U.S.

Vomiting virus is spreading across most of the U.S. NBC News Is a 'vomiting virus' going around? Data shows spikes across US USA Today ‘Stomach flu’ outbreak slams hikers on California section of Pacific Crest Trail Sacramento Bee Highly Contagious Vomiting Bug Spreading Across the U.S.: Report People.com A nasty virus is hitting a popular California trail KTLA