Dana Brems (@footdocdana), a foot surgeon and TikToker with nearly two million followers, recently posted a video detailing a “dehydration check” tip that’s startlingly accurate. The original video, ...

Add Yahoo as a preferred source to see more of our stories on Google. Give yourself a hand. A TikTok doc has revealed a simple way to check your hydration levels — and it’s totally legit. In the video ...

Humans need to drink water to survive. Many of our body's functions would shut down without drinking water, such as urination, bowel movements and temperature regulation. In fact, over 50% of the ...

It's always important to stay hydrated. After all, more than half of the human body is made of water. Drinking water keeps you from becoming thirsty and can help cool you off on a hot day. But staying ...

Winter or cold-weather dehydration may seem less likely than summertime dehydration, but it is still a risk. Theres a false perception that hydration needs drop so dramatically in winter that ...

A TikTok doc has revealed a simple way to check your hydration levels — and it’s totally legit. In the video, a man pinches the skin on the back of his knuckles. “Dehydration check!” he says. “Squeeze ...