The sun is beating down on the waves washing up at La Jolla Shores, signaling yet another pre-summer heat wave.

Millions of Americans face dangerous heat waves this week. Here are essential tips to stay cool and recognize signs of heat-related illnesses. Millions of Americans face dangerous heat waves this week ...

Beating the summer heat. Let's start by getting your home ready. Install an air conditioner if possible, and keep up with regular maintenance for optimal cooling power. Check your windows for any gaps ...