Podcast
Questions and Answers
What impact does sleep deprivation have on natural killer cell activity?
What impact does sleep deprivation have on natural killer cell activity?
- It decreases by almost 70% after just one night of four hours of sleep (correct)
- It decreases by 50% after one night of four hours of sleep
- It remains unchanged after one night of four hours of sleep
- It increases after just one night of four hours of sleep
How does short sleep for one week impact testosterone levels?
How does short sleep for one week impact testosterone levels?
- It reduces testosterone levels to that of someone 10 years older (correct)
- It reduces testosterone levels by 30%
- It increases testosterone levels
- It has no impact on testosterone levels
How many hours of sleep per night for four or five nights in a row is considered not unusual for 20 to 30 percent of the population?
How many hours of sleep per night for four or five nights in a row is considered not unusual for 20 to 30 percent of the population?
- Eight to nine hours
- Four to five hours (correct)
- Two to three hours
- Six to seven hours
What global experiment demonstrates the impact of sleep on the population?
What global experiment demonstrates the impact of sleep on the population?
What is the common belief about beating the sun up and success?
What is the common belief about beating the sun up and success?