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Healthy hydration means giving your body enough fluid to work well each day. Students need this cheat sheet because water helps the brain focus, muscles move, and the body stay cool. It also helps students choose drinks that support health instead of drinks with too much sugar.

This reference gives simple rules for drinking water at school, during play, and in warm weather.

The most important idea is to drink water regularly, not only when you feel very thirsty. A useful daily goal for many children in grades 3-5 is about 5 to 7 cups of fluid per day, with more needed during exercise or hot weather. Clear or light yellow urine, steady energy, and fewer headaches can be signs of good hydration.

Water and plain milk are usually better everyday choices than soda, sports drinks, or sweet juice drinks.

Key Facts

  • A healthy daily goal for many children in grades 3-5 is about 5 to 7 cups of fluid per day, but needs can change with body size, activity, and weather.
  • Drink 1 cup of water before active play, then take small water breaks about every 15 to 20 minutes during exercise.
  • After sweaty activity, drink 1 to 2 cups of water to help replace fluid lost through sweat.
  • Clear or light yellow urine often means you are well hydrated, while dark yellow urine can be a sign that you need more water.
  • Thirst, dry mouth, headache, tiredness, dizziness, and muscle cramps can be signs of dehydration.
  • Water is the best everyday drink because it has 0 grams of added sugar and helps every body system work properly.
  • Limit sugary drinks because one 12-ounce soda can have about 10 teaspoons of sugar, which is more than many children should have in a whole day.
  • Eat water-rich foods such as oranges, watermelon, cucumbers, grapes, and soups to help add fluid to your day.

Vocabulary

Hydration
Hydration means having enough water and other healthy fluids in your body.
Dehydration
Dehydration happens when your body loses more fluid than it takes in.
Sweat
Sweat is fluid that leaves your skin to help cool your body down.
Electrolytes
Electrolytes are minerals in the body, such as sodium and potassium, that help muscles and nerves work.
Added Sugar
Added sugar is sugar put into foods or drinks during processing or preparation.
Urine Color
Urine color is the shade of your pee, which can give clues about whether you may need more water.

Common Mistakes to Avoid

  • Waiting until you are very thirsty to drink is a mistake because thirst can mean your body already needs more fluid.
  • Choosing soda or sweet sports drinks as everyday drinks is a mistake because they can add too much sugar without helping your body as much as water.
  • Drinking a huge amount all at once after exercise is a mistake because small, steady sips before, during, and after activity work better for staying hydrated.
  • Forgetting to drink more in hot weather is a mistake because your body loses extra water through sweat when it is warm.
  • Thinking only drinks count for hydration is a mistake because water-rich foods like fruit, vegetables, and soup also add fluid to your body.

Practice Questions

  1. 1 Mia drinks 2 cups of water before school, 1 cup at lunch, 2 cups after soccer, and 1 cup at dinner. How many cups of water did she drink in all?
  2. 2 A class takes water breaks every 20 minutes during a 60-minute field day game. How many water breaks should they take?
  3. 3 Jay wants to choose between water with 0 grams of added sugar and a fruit drink with 24 grams of added sugar. Which drink is the better everyday choice, and why?
  4. 4 A student says, 'I only need water when I feel thirsty.' Explain why this is not the best hydration habit.