Paul A. Offit, MD

From one of America’s top physicians, a “riveting,” “fascinating,” and “timely” (Nature) history of risk in medicine     Every medical decision—whether to have chemotherapy, an…

In 2014, California suffered the largest and deadliest outbreak of pertussis, also known as "whooping cough," in more than fifty years. This tragedy was avoidable.…

In recent years, there have been major outbreaks of whooping cough among children in California, mumps in New York, and measles in Ohio's Amish country…