Most people see late-night scrolling, after-hours work, or binge-watching as harmless habits. But new evidence suggests the body may not be as forgiving. A large-scale Journal of the American Medical Association (JAMA) study has found that going to bed late, even if you still get eight hours of sleep, may increase the risk of heart failure by a striking 56 per cent. The findings highlight a critical but often overlooked truth: the timing of sleep may matter as much as the duration.

Why When You Sleep Matters More Than You Think

The JAMA study, which examined thousands of adults, revealed a clear pattern – irregular sleep schedules and late sleep onset were independently associated with higher risks of heart attack, stroke, heart failure, and overall cardiovascular mortality.

As Dr. Am

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