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CNN Arabic
Ideas to Improve Memory After Sleep Loss
A recent study suggests that engaging in brief aerobic exercises for 20 minutes or taking a 90-minute nap can help improve memory performance after sleep deprivation. Participants who exercised or took a nap achieved recall rates of about 56%, compared to 46% for those who did neither. The study, which involved 54 healthy adults aged 18 to 35 who stayed awake for 30 hours, showed that physical activity can counteract the effects of mental fatigue and enhance the brain's cognitive efficiency despite sleep loss. The findings confirm that exercise does not replace sleep, but it can reduce its negative impact on memory. Napping provides a rest from the need for sleep, while exercise temporarily boosts cognitive performance even while sleep deprivation continues. However, for someone suffering from severe sleep deficits, regular sleep remains a priority, with exercise or naps serving as temporary aids. It is important to be cautious, as these methods do not guarantee safety when performing hazardous tasks.
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