Sleep
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We spend about one third of our lives sleeping. While the exact reasons why we sleep are unknown, theories include that it allows the body to rest and repair itself as well as helping the brain stay organized. Most adults should sleep between 7 to 9 hours per night. Not getting enough quality sleep can negatively impact health by increasing risks like weight gain, fatigue, and disease.
Sleep
- 1. Sleep We spend about one third of our life sleeping!
- 2. Why do we sleep? No one really knowsā¦but ā¢ Inactivity theory: Moving around at night is dangerous. ā¢ Saving energy theory: Moving around uses energy, so we donāt need to eat as much if we sleep. ā¢ Body repair theory: The body repairs itself when we sleep. ā¢ Brain plasticity theory: The brain is very complicated, and may need sleep to help it stay organized.
- 3. How long should you sleep every night? ā¢ We should sleep between 7 and 9 hours every night.
- 4. The sleep cycle REM sleep is the best for your body.
- 6. snoring Snoring is loud and annoying. Do you snore?
- 7. Sleep apnea Makes people wake in the night because they canāt breathe. It is scary, dangerous and unhealthy.
- 8. insomnia People with insomnia have trouble sleeping. Stress and caffeine can cause insomnia. Donāt drink caffeine in the afternoon or evening.
- 9. The world record for the longest time without sleep is 11 days! In which picture do you think she hasnāt slept?
- 10. Insomnia is bad for you.
- 11. sleepwalking People usually donāt remember when they do this. Sometimes they do dangerous things like driving a car or cooking. Alcohol and stress can cause sleepwalking.
- 12. Driving while tired is as bad as driving drunk.
- 14. Acid reflux When you are lying down, acid from your stomach can come up to your mouth. Not fun.
- 15. Not enough sleep can make you fat! ā¢ Not getting enough sleep raises your cortisol, and makes you feel hungry all the time. It also makes your body store fat.
- 16. Sleeping pills ā¢ Medicines like hydroxymine can help you sleep, but we should only use them when we really need them.
- 17. Working shifts Working at irregular times can mess up our sleep. This is bad for us.
- 18. Taking a nap Taking a 25 minute nap can be refreshing. But napping too much can be bad for you.
- 20. Babies sleep a lot! ā¢ Babies sleep between 10.5 and 18 hours per day. They need it for their brain to develop.
- 21. Exercise helps us sleep
- 22. Sleep has changed over time ā¢ A long time ago, people slept when it was dark, and slept 2 or 3 times every day.
- 23. Jet lag ā¢ If you travel to faraway countries you will probably have jet lag because of the change in time zones.
- 24. A snail can sleep for three years!
- 25. Sea otters hold hands when they sleep so they donāt separate.
- 26. Questions ā¢ What percent of our life do we spend sleeping? ā¢ What are some things that can help us sleep? ā¢ What is a bad dream called? ā¢ When do we get ājet lagā? ā¢ What is it called when we canāt sleep? ā¢ How long should we sleep every night? ā¢ What is it called when we sleep for a short time to get refreshed?