The key answer of exercise 4
The key to exercise solutions in chapter 7 - Life comp for the textbook Performer B2 - Student's Book with authors Marina Spiazzi, Marina Tavella, Margaret Layton from Zanichelli
Question
Watch the video and answer the questions.
Answer
1)
- The structure of a person's sleep stages and cycles is known as their "sleep architecture".
2)
- stress
- hunger
- caffeine intake
- excessive use of electronic devices
- hormone melatonin
3)
- lack of sleep can lead to serious medical conditions; shorten your life expectancy
- sleep is paramount to the brain's ability to reorganize itself; fundamentally to well-being
- important for our physical and mental development
- lack of sleep can bring about cardiovascular and mental problems, like depression and anxiety
- lack of sleep can weaken immune system, increase the risk of obesity and diabetes
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