Many people wonder whether it is healthier to sleep for 8 hours at once or divide sleep into two phases. The truth is, both patterns can work, but it depends on your lifestyle, routine, and how refreshed you feel. “Continuous 7–8 hours of night sleep is still considered the most natural and restorative because your body moves smoothly through all sleep stages, including deep sleep and REM. This helps with memory, immunity, mood, and overall energy,” said Dr Manjusha Agarwal, senior consultant, internal medicine, Gleneagles Hospital, Parel, Mumbai.

However, some people naturally follow a biphasic pattern, for example, 6–7 hours at night and a short 20–30 minute nap during the day.

Dr Prashant Makhija, consultant neurologist at Wockhardt Hospitals, Mumbai Central, explained that hi

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