Humans can survive about three to five days without water, depending on factors like health status and physical activity ...

How dehydration resembles serious health problems Dehydration affects more than thirst. It impacts every body system, from circulation and cognition to muscular performance and organ function.

Symptoms of severe dehydration include confusion, persistent dizziness, not urinating for over eight hours, a weak or rapid pulse and in some cases, loss of consciousness or seizures.

However, drinking water may not be possible if dehydration is severe, so prompt medical treatment is necessary. Every organ in your body requires water to function, and dehydration can quickly ...

With moderate to severe dehydration it will be slow to return. "Try it now (I know you are) by pinching your skin for 2 to 3 seconds and then letting go. That's your baseline," he says.

Severe dehydration may require immediate medical treatment. For example, older adults who are shut-ins without air conditioning can sweat excessively on hot days, even if they are not moving around.

Summer heats up and outdoor activities peak, so doctors at National Jewish Health are sharing an important reminder: staying hydrated isn't just about quenching thirst, it's critical for maintaining ...

Dehydration can be a silent danger that lurks in everyday life, and can have serious consequences if left untreated. In this […] Have you ever felt lethargic, dizzy, or experienced headaches for ...

When severe, dehydration can lead to a rapid or irregular heart rate, low blood pressure, fainting and even death. “How much water you have affects every body system,” says Jodi Stookey, an ...

The following column was originally published June 6, 2020. Thanks to breakthroughs in medicine and nutrition in recent years, we are living longer than ever before. But this increase in life ...