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Science & Health

What sleep deprivation does to your brain and body

TT Editor·Updated: 19 Feb 2026 12:29 pm IST
Read time: 1 min
What sleep deprivation does to your brain and body

Sleep deprivation significantly impacts both brain function and overall health. Insufficient sleep leads to cognitive lapses, indicating that the brain is attempting to recalibrate itself. Research shows that the effects of sleep loss extend beyond mere fatigue, affecting memory, decision-making, and emotional regulation. Chronic lack of sleep can result in long-term consequences, including increased risk for mental health issues and various physical ailments. Experts emphasize the importance of prioritizing sleep to maintain optimal brain function and to support bodily systems. As individuals face increasing pressures from work and life demands, understanding the critical role of sleep becomes essential for overall well-being and productivity.

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