A widespread heat wave is building across the United States, and when the temperature is rising, how you eat, drink and exercise can all have an effect on your health.

A widespread heat wave is building across the United States, and when the temperature is rising, how you eat, drink and exercise can all have an effect on your health.

Learn how to protect yourself from extreme summer heat with expert tips on hydration, clothing, safe work hours and recognising early signs of heat stress.