Can food timing impact sleep? Here’s what you should know

             Written by: Dr Subita Alagh

16 July 2025

Turns out when you eat matters just as much as what you eat. Also known as chrononutrition, it is when your body’s clock meets your meal timing.

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Chrononutrition is the science of aligning your eating habits with your body’s internal 24-hour clock (circadian rhythm) for better metabolism, energy, and sleep.

What Is Chrononutrition?

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Your circadian rhythm controls: -Sleep & wake cycles -Metabolism & digestion -Body temperature -Feelings of hunger

How Your Body Clock Works?

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Late-night meals or skipping breakfast can confuse your internal clock. This may lead to poor sleep, slower metabolism and weight gain.

Disruptions Can Affect Sleep & Weight

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✔ Eat a good breakfast as it's your body’s most insulin-sensitive time ✔ Finish dinner by 7 PM ✔ Avoid late-night snacking

So, When Should You Eat?

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Eating late can delay melatonin release and disrupt sleep cycles. Eating earlier supports your body’s natural wind-down mode.

Sleep Better With Smart Timing

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Tried adjusting your meal timings but still feeling off? A doctor can help identify if something deeper is going on, don’t wait to get expert advice.

Time for a Doctor Consult

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