Well, hello, hello, guys. You're listening to Beauty Bites with Dr. K, Secrets of a Plastic Surgeon, and it's time for a five-minute Friday.

I'm going to talk to you all about drinking water, and guess what?

You don't need to drink eight cups of water daily.

Let me tell you why.

It's kind of a big urban urban myth and all of my patients,

all of my staff practice this and it made me want to dive into the whole concept like

why eight cups of water daily. And if you think back your age, your weight, your daily activity

levels, all of these components influence how much water your body actually requires.

And new research has found that meeting this age-old requirement of eight cups of water a day is actually unnecessary.

So let's debunk this myth.

Where did this advice originally come from? According to the Washington Post, So, let's debunk this myth.

Where did this advice originally come from?

According to the Washington Post, the recommendation to drink eight cups per day came from

the Food and Nutrition Board of the National Research Council back in 1945.

They advised adults to drink 64 ounces of water daily, which referred to kind of their total

water intake. That meant water from foods and water found in other beverages that would in

total equal to 64 ounces daily. So that piece of advice has been widely misinterpreted.

And some experts argue that that recommendation was never valid in the first place because there was no medical evidence to back it up.

In order to figure out how much water your body actually needs, Herman Pontzer, a professor of evolutionary anthropology and global health at Duke University did a study on 5,600

people from 26 different countries. The participants in the study were all different ages,

from 8 days old, up to 96 days old, they had different occupations, farmers, doctors, athletes,

a variety. They were tracked with a

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