Health Keeping kids safe in extreme heat Experts outline threats to childhood development, school challenges, play-time risks Anna Lamb Harvard Staff Writer August 12, 2025 4 min read With heat waves becoming more intense and frequent across the U.S., experts gathered for a Harvard webinar on how to protect children’s health amid soaring temperatures. “Extreme heat is really one of the most dangerous but also one of the least recognized threats to healthy development,” said Lindsey Burg...