10 Reasons to Drink Eight Glasses of Water a Day

Before you go, we thought you'd like these...
Before you go close icon
10 Reasons to Drink Eight Glasses of Water a Day
See Gallery
10 Reasons to Drink Eight Glasses of Water a Day

Read on to learn more about how water affects the body.

Brain Activity

Like other somatic cells, brain cells need water to function. If brain cells don't receive enough water they lose the ability to work optimally. Water also contains oxygen, another key element to brain processes. According to WebMD, drinking 8 to 10 cups of water a day can increase cognitive performance by as much as 30 percent!

Image Credit: Getty Images

Boosts Metabolism

A study from the Journal of Clinical Endocrinology and Metabolism found that drinking water increased metabolic rate by 30 percent. It's also smart to hydrate when trying to lose weight. Drinking water before a meal can help you to eat less.

Image Credit: Getty Images

Maintains Body Fluids

The human body is 60 percent water, which makes sense considering the liquid helps digestion, absorption, circulation, salvia creation, nutrient transportation and body temperature maintenance.

Image Credit: Getty Images

Flushes Toxins

Water is essential at flushing toxins out of the body. The kidneys need water to effectively remove waste from the body.

Image Credit: Getty Images

Benefits Skin

The skin is actually filled with water. Dehydration can cause the skin to look more dry and wrinkled.

Image Credit: Getty Images

Supports Muscles

Water helps to maintain the electrolyte and fluid balance in cells. When that balance is upset, muscles can experience fatigue.

Image Credit: Getty Images

Prevents Headaches

Research suggests that most Americans don't drink enough water, which can lead to dehydration, a major cause of headaches.

Image Credit: Getty Images

Boosts Immunity

When cold and flu season rolls around, be sure to stay hydrated. Water is an important component of the immune system. Water aids the production of lymph, which circulates white blood cells and removes toxins. Water also helps to moisten and clean the eyes and mouth, the ideal entry ways for dirt, dust and bacteria.

Image Credit: Getty Images

Aids Digestion

Water helps the digestive system do its job most efficiently.

Image Credit: Getty Images


Staying hydrated is crucial to nearly every bodily process. It's involved in everything from muscles contractions to biochemical reactions. Without water, tissues can dry and the normal chemical activity isn't as effective.

Image Credit: Getty Images


Everyone knows that it's important to drink water. Our bodies are 60 percent water themselves, but how exactly does this vital liquid benefit the body? The short answer: in every way. The suggestion to drink eight glasses of water a day is pretty accurate according to the Mayo Clinic, but, of course, this can vary from person to person.

Check out the slideshow above to learn why water is so essential.

Read Full Story

Sign up for Best Bites by AOL and receive delicious recipes delivered to your inbox daily!

Subscribe to our other newsletters

Emails may offer personalized content or ads. Learn more. You may unsubscribe any time.

People are Reading

Search Recipes