Higher altitudes are associated with thinner air and lower oxygen levels, which makes it harder to breathe.

Higher altitudes are associated with thinner air and lower oxygen levels, which makes it harder to breathe.

Whenever your breathing increases, its important to replenish your body.

alt

How can you tell if youre dehydrated at high elevations?

Take it as a signal to replenish your stores, she says.

Other signs of impending dehydration include chapped lips and dry skin.

Photography of a apple juice in glasses and apples in a wicker basket on wooden table

co-founder of bistroMD

That said, Williams cautions that some dehydration symptoms can easily go under the radar.

Dr. Cederquist and Williams both agree that prevention is key.

For Dr. Cederquist, this means consuminghydrating foodslike watermelon, apples, or cucumbers.

red pigment in a wooden spoon

Meanwhile, Williams says pre-hydratingbeforearriving at your high-altitude destination can make a world of difference.

Which key in of activity puts you most at risk for dehydration at higher altitudes?

While exercising at high altitudes, Bonci says what you drink is just as important as what you eat.

alt

Hydration is the name of the game, especially when engaging in physical activity at higher altitudes.

Got it, you’ve been added to our email list.

Cropped shot of young woman shopping in the dairy section of a supermarket. She is reading the nutrition label on a container of fresh organic healthy natural yoghurt

co-founder of bistroMD

A hand is stirring a sourdough starter in a glass jar, on a kitchen countertop. The light casts a warm glow, highlighting the ingredients inside the jar.

Two cups with coffee and green tea on a beige background.