A groundbreaking study analyzing 47 million nights of sleep data suggests that maintaining a consistent sleep schedule could add up to 4 years to your life. The research, which tracked 105,000 individuals over several years, found that people who went to bed within a one-hour window and slept at least seven hours per night, five nights per week, had a 24% lower mortality risk.

The 60-minute rule, also called the 7:1 sleep behavior rule, emphasizes both sleep duration and timing consistency. Researchers discovered that even when analyzing bedtime consistency alone, a one-hour window was associated with a 31% lower mortality risk. Sleep experts explain that this consistency supports the body's circadian rhythm, allowing hormones like cortisol and melatonin to function optimally and reducing chronic stress on the body.

Medical professionals recommend trying this sleep rule before more extreme longevity interventions like cold therapy or intermittent fasting. Unlike costly or complicated health hacks, the 60-minute rule requires no special equipment or supplements. Experts advise maintaining both consistent bedtime and wake-up times within the one-hour window to reinforce circadian stability and maximize the potential longevity benefits.