
Heat Exhaustion vs Heat Stroke: The Sign to Call 911
Heat exhaustion and heat stroke can look alike in the first minutes — but one becomes a life-threatening emergency.

Heat exhaustion and heat stroke can look alike in the first minutes — but one becomes a life-threatening emergency.

A new sunscreen filter just won FDA approval — the first in about 20 years. It offers stronger UVA protection, but won't reach US stores until August.