Stephen Fidler is bureau chief at large at The Wall Street Journal in London, a broad-based role that draws on decades of ...

Peter Loftus is a reporter for The Wall Street Journal in Philadelphia covering the pharmaceutical and medical-device ...

Preliminary data from the U.S. Centers of Disease Control and Prevention says the U.S. has seen 8,485 cases of whooping cough ...

The exposures to measles were reported in Cleveland, Custer and Oklahoma Counties. Officials said all 13 patients were ...

More than 8,000 cases of pertussis, or whooping cough, have been reported in the U.S. so far in 2025, more than double the amount reported in the same period last year, according to CDC data. Four ...

A Michigan State University infectious disease doctor attributes the high number of whooping cough cases to new testing and a ...