How to get the best night’s sleep: what the science says
undefined 7, 2025
Scientists emphasize that modern sleep problems stem largely from disrupted circadian rhythms, the body’s internal clocks regulating sleep, digestion, and other physiological processes. Key strategies for better sleep include: maximizing daytime light exposure and minimizing nighttime light to strengthen rhythms; keeping consistent sleep schedules; and consolidating meals earlier in the day, avoiding late-night eating. Poor light and eating habits can impair sleep quality, cognition, and long-term health, while bright days, dark nights, and nutrient-rich diets support restorative sleep.
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