Extreme heat is impacting states across the country. See maps of high temperature forecasts and heat index levels.

New US map reveals how big states would be — if they were resized by population By . Adriana Diaz. Published Feb. 25, 2025, 5:34 p.m. ET. Maybe size does matter.

The U.S. is in peak flu season, as the CDC releases a map of influenza activity across the country. See which states are at the highest risk of flu activity.