Add Yahoo as a preferred source to see more of our stories on Google. Whooping cough was once nearly eradicated in the U.S., but the illness has slowly made a comeback. (Getty Images) (Getty Images) ...

Whooping cough cases are on the rise in the United States, according to data from the Centers for Disease Control and Prevention. For the week ending April 12, at least 8,064 whooping cough cases have ...

Whooping cough cases have been on the rise in Colorado over the past two years after a pandemic-era dip and a growing ...

PHILADELPHIA (WPVI) -- A new report by the Centers for Disease Control shows the number of confirmed whooping cough cases across the country is five times higher than this time last year. That ...