Wheel of sleep

Orally discuss the following questions with your classmates?

转盘内容（8 个选项）

1. Why is sleep important for brain function and optimal health?
2. How do memory abilities decline as we age?
3. How are mental and physical health interrelated?
4. Can disruptions in sleep eventually cause unwanted brain damage?
5. What are the negative effects of sleep deficit?
6. Is sleeping better for humans? Why?
7. Why is having a regular sleep schedule important?
8. How many sleep stages are thera and how can you classify them?