May 9, 2025

"Faster, mommy, faster!" Allison's toddler squealed as she ran down the hill by her house with her jogging stroller. As a longtime runner and running biomechanics researcher, she found herself …

Pertussis cases surged to more than 35,000 in 2024, nearly double pre-pandemic levels. The illness, also known as whooping cough, has been ticking upward for several decades despite an effective …