Don't just assume symptoms like nausea and vomiting are a stomach bug. It could also be this nightmare illness.

Cases of invasive group A strep infections, which can cause severe illness and be deadly, remain elevated in some parts of the country, officials warned Wednesday. In a statement to ABC News, the ...

Streptococcus zooepidemicus — also known as Strep zoo — is a highly contagious pathogen that can cause serious illness in dogs. It is a gram-positive bacterium that is part of the Streptococcus genus.

Nationally, respiratory illness is causing a moderate number of people to seek health care, according to the Centers for Disease Control and Prevention. Respiratory illnesses range from the common ...