Water plays a key role in nearly every system in the body from regulating temperature to cushioning joints. Mild dehydration typically doesn't cause long-term health complications, but severe ...

Add Yahoo as a preferred source to see more of our stories on Google. Humans need to drink water to survive. Many of our body's functions would shut down without drinking water, such as urination, ...

Beyond feeling thirsty, you may notice these sneaky symptoms.

Add Yahoo as a preferred source to see more of our stories on Google. It's always important to stay hydrated. After all, more than half of the human body is made of water. Drinking water keeps you ...

On the first day of my Nutrition class at Hanover College I always ask: "What is the most important item in your daily diet?" Responses vary, but most often students say protein. Although very ...

Sara Moniuszko is a health and lifestyle reporter at CBSNews.com. Previously, she wrote for USA Today, where she was selected to help launch the newspaper's wellness vertical. She now covers breaking ...

The Chicago area has seen three straight days of cold advisories, with wind chills as low as -30 degrees at times, along with frigid temperatures below zero and in the single digits. According to the ...

People tend to place greater emphasis on staying hydrated during the summer, when the hot temperatures increase the risk of heat exhaustion and heat stroke. But dehydration is a real concern in the ...

DEAR MAYO CLINIC: My neighbor spends a lot of time outdoors gardening and doing yard work, especially during the summer. Recently, after working outside on a hot day, she became lightheaded and ...

IRISH people have been urged to watch out for some lesser-known symptoms of dehydration as a heatwave is set to scorch the country. Weather bosses have warned that temperatures could soar to over 30C ...

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 ...