Long hours in front of the television and a sedentary lifestyle affect the sleep of the elderly, according to a study


A survey has found that spending many hours watching television interferes with the quality of sleep of older people.

A study reveals the impact of hours in front of the TV on the sleep of the elderly
© Credits: PixabayA study reveals the impact of hours in front of the TV on the sleep of the elderly

This Wednesday (9), a group of researchers from the Federal University of Santa Catarina (UFSC) had a published study in which it addresses sedentary behavior related to the history of sleep problems in elderly Brazilians. The objective would be to understand this relationship and to be guided in the search for a reduction in sedentary lifestyle in the elderly. The research was published by the journal Cadernos de Saúde Pública.

In the survey, data from 43,554 older adults who participated in the 2019 National Health Survey (PN) were assessed. Certain criteria were analyzed, such as time spent watching television, leisure activities (use of mobile devices and computers) and total sedentary time (television). + leisure).

The result showed that the older people who spend more than six hours a day watching television and more than three hours showing sedentary behavior, was more likely to have sleep problems. Seniors with three hours of sedentary behavior are 13% more likely to have trouble sleeping.

“[…]With aging, changes in sleep patterns are frequent, such as time, fragmented sleep and the amount of non-REM sleep, essential for physical restoration and maintaining quality of life”, emphasizes Núbia Carelli, coordinator from LERER (Laboratory of Aging, Resources and Rheumatology) at UFSC and co-author of the article. The authors also noted that using mobile devices or computers would be less harmful. than television consumption for the sleep of the elderly.

“White light from computer screens is believed to include the full range of short (blue) and long (red) wavelength light, which does not appear to suppress melatonin production if used during the day. leisure activities, due to the use of mobile devices, there must be the same energy expenditure as light exercise, because the individual can move and get up more often than when watching television,” explains Carelli.

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