Water: It’s Time to Ditch the ‘8 Glasses a Day’ Rule

glamour.com:

going viral). But while the old “drink eight glasses of water a day” line has reigned supreme for many years now, –whose book will be released next month–points out that this is an arbitrary number and not based on any real evidence.“We each have different fluid needs based on the size of our bodies, and our own needs can change day-to-day too,” she explains. “That can include how , how much salty food you’ve eaten, and you’ve done.”During the summer, when temperatures rise, you’ll need to drink more water than on a similar day during winter.

are chronically dehydrated, while drink less than a single glass of water a day. Whatever your personal metrics, that isn’t enough.Signs that you are include headaches, thirst, and difficulty focusing—even a 2% loss in hydration can make you feel tired and sluggish—but Dr.

Leeming says the best way to assess is by looking at the color of your urine.Hint: It's not necessarily eight glasses.“When you’re hydrated, your wee will be the color of translucent, pale lemonade,” she explains. “When you need to drink more, it will be dark yellow, so apple juice color or darker.

And when you’re drinking too much water, it will be completely clear.” So instead of counting your glasses, commit keeping tabs on your urine and acting accordingly.“Hydration doesn’t have to come in the form of just water, either; count too,” Dr.