Medically Reviewed by Jennifer Robinson, MD on August 24, 2022
Question 1/15

You should drink at least eight glasses of water per day.

  • True
  • False
Question 2/15

How much of their water do people typically get from food?

  • 5%
  • 10%
  • 20%
  • 50%
Question 3/15

Exercise in hot, humid conditions can make you dehydrated in as little as:

  • 30 minutes
  • 45 minutes
  • 1 hour
  • 2 hours
Question 4/15

While exercising, most people should break for water every:

  • 5 minutes
  • 20 minutes
  • 40 minutes
  • 1 hour
Question 5/15

Which of the following drinks is the most dehydrating?

  • Alcohol
  • Coffee
  • Sugar-sweetened soda
Question 6/15

The amount of fluid you need to stay properly hydrated depends on:

  • Your age
  • Your health
  • The weather
  • All of the above
Question 7/15

How much water does the average adult lose every day naturally?

  • 1 cup
  • 2 cups
  • 5 cups
  • 10 cups
Question 8/15

You may be dehydrated if your urine looks like:

  • Water
  • Lemonade
  • Concentrated apple juice
  • Grapefruit juice
Question 9/15

Drinking water can help you lose weight.

  • True
  • False
Question 10/15

You should avoid drinks and snacks with sodium when you're trying to rehydrate.

  • True
  • False
Question 11/15

You can't drink too much water while exercising.

  • True
  • False
Question 12/15

Water helps your body:

  • Remove waste
  • Move nutrients
  • Cushion joints
  • All of the above
Question 13/15

Which of the following is an early warning sign of dehydration?

  • Thirst
  • Slower breathing
  • Slower pulse
  • All of the above
Question 14/15

Water is usually as good for rehydration as sports drinks that have electrolytes.

  • True
  • False
Question 15/15

What percentage of your body weight is water?

  • 15% to 35%
  • 35% to 55%
  • 55% to 75%
  • 75% to 95%