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Dr. Porter explained that while the study was primarily focused on people with an average age of 76, chronic sleep disturbances like sleep apnea or insomnia have long-term consequences for ...
National Geographic Magazine has reported that the demands of work, social activities, and the availability of 24-hour home entertainment and Internet access have caused people to sleep less now than in premodern times. [205] USA Today reported in 2007 that most adults in the USA get about an hour less than the average sleep time 40 years ago ...
From student reports, 70.65% of students are sleep deprived and 50% of college students exhibit daytime sleepiness. Additionally, only 4% of students obtain 7 hours of sleep or more. The average was 5.7 hours of sleep and students on average pull 2.7 "all-nighters" per month.
Sleep efficiency (SE) is the ratio between the time a person spends asleep, and the total time dedicated to sleep (i.e. both sleeping and attempting to fall asleep or fall back asleep). It is given as a percentage. [1] SE of 80% or more is considered normal/healthy with most young healthy adults displaying SE above 90%.
All told, approximately 20% of respondents shared that they’re getting less than five hours of sleep per night, with 53% placing their daily sleep schedule in the 6-7 hour range.
"The recommended range for sleep is seven to nine hours. Some people function well with seven hours, while others need more to feel rested. Some of this is genetic. Some of it is driven by age ...
No, six hours of sleep is not enough for the average adult. Even if some people feel like they can function on six hours of sleep a night, the sleep debt can add up over time and have detrimental ...
Different groups of people were tested with different sleep times for two weeks: 8 hours, 6 hours, 4 hours, and total sleep deprivation. Each day, they were tested for the number of lapses on the PVT. The results showed that, as time went by, each group's performance worsened, with no sign of any stopping point.