Do you really need 8 glasses of water a day? An exercise scientist explains why your kidneys say 'no'
- Written by Tamara Hew-Butler, Associate Professor of Exercise and Sports Science, Wayne State University
Exercising can increase your need to drink water, but there's no need to overdo it. The Great Brigade/Getty ImagesThe warmer weather and longer days have inspired reminders to “stay hydrated” and drink eight glasses of water – or about two liters – a day.
Not to burst anyone’s water bottle, but healthy people can...