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According to the study done by American researchers of the University "Atlantic Florida "And the Faculty of Medicine of the University" Harvard ", The To drink Coffee Immediately before bedtime, this can have a psychological effect and caffeinated drinks do not affect the quality of sleep.
During the study, the researchers followed a sample of 785 people over 5,164 days and nights and recorded a Caffeine And alcohol andNicotine And then compare their consumption with the results of a newspaper The sleep Wrist sensors have recorded participants' sleep duration, the nature and how quickly they wake up after falling asleep, reported a newspaper "The Independent" British.
The study found that even though nicotineAlcohol They disturb sleep, it seems that caffeine has no negative effect.
Her professor at the Florida Atlantic University Christine Spadola for the magazine "Sleep" Until now, relatively few studies have thoroughly examined the relationship between beverages like coffee, tea , alcohol and sleep indicators.
She added that this study "Represents one of the longest and longest studies on the relationships between evening alcohol consumption, caffeine and nicotine, with calculated sleep objectives." .
It showed Spadola The results showed that drinking alcohol or nicotine the night before bed four hours later caused poor sleep.
She noted that scientists had not noticed any connection between caffeine consumption and the nature of sleep four hours in advance, which surprised the study.
According to this study, nicotine was the substance most often badociated with sleep disorders in participants withL & # 39; insomnia.
Earlier this year, a study suggested that drinking at least two cups of coffee a day could increase life expectancy up to two years.
The research, published in the European Journal of Epidemiology, revealed that a moderate intake of coffee, such as two to four cups a day, "It was badociated with a reduction in all-cause mortality, compared to the no consumption of coffee. "
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According to a study conducted by US researchersFlorida Atlantic and Harvard Medical School, Drinking coffee just before going to bed can have a psychological effect, and drinking caffeinated beverages does not affect the quality of sleep.
During the study, the researchers monitored a sample of 785 people for 5164 days and nights and recorded how much caffeine, alcohol, and nicotine they consumed, and compared their consumption to sleep log results. and wrist sensors that recorded the duration of sleep participants, as well as the nature and speed of waking up after sleep. The Independent, British.
The study found that although nicotine and alcohol disrupt sleep, caffeine does not seem to have any negative effect.
Until now, relatively few studies have studied in depth the relationship between beverages such as coffee, tea, alcohol and sleep cues, according to Professor Christine Spadola of Florida Atlantic University.
The study "represents one of the longest and longest studies on the relationships between evening alcohol consumption, caffeine and nicotine with objective results in sleep," he said. she said.
It showed Spadola The results showed that drinking alcohol or nicotine the night before bed four hours later caused poor sleep.
She noted that scientists had not noticed any connection between caffeine consumption and the nature of sleep four hours in advance, which surprised the study.
According to the study, nicotine was the substance most closely related to sleep disorders in participants with insomnia.
Earlier this year, a study suggested that drinking at least two cups of coffee a day could increase life expectancy up to two years.
The research, published in the European Journal of Epidemiology, revealed that a moderate intake of coffee, such as two to four cups a day, "was badociated with a reduction in all-cause mortality as opposed to a consumption other than that of coffee ".
