NightlySleeping guides
Everyday sleep health
The fundamentals that underpin every good night's sleep: how much you actually need, room temperature, naps, light, white noise and sleep trackers - each one looked at through the evidence, not the hype.
Do Sleep Trackers Actually Help? What the Evidence Really Says
An honest, evidence-based UK guide to sleep trackers: what they measure, how accurate the numbers really are, and when tracking can do more harm than good.
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Sleeping Well in Summer: Heat, Longer Days and Keeping Your Rest on Track
Why warm, bright summer nights make sleep harder, and practical UK tips to keep your bedroom cool, block evening light and wind down gently.
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Low Winter Mood and Sleep: The Role of Light and What May Really Help
What winter low mood (SAD) is, how shorter daylight can affect sleep and energy, and an honest look at light therapy and the sleep habits that help in winter.
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Are Naps Good or Bad for You? How Long and When to Nap
The science of napping: how long a nap should be, the best time of day, benefits and downsides, and when naps can interfere with night-time sleep.
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Best Room Temperature for Sleep: What Science Says
The ideal bedroom temperature for sleep, why a cool room helps you fall and stay asleep, and practical tips to regulate temperature at night.
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How Much Sleep Do Adults Really Need? (By Age, Evidence-Based)
How many hours of sleep do adults need? The NHS, NIH/NHLBI and CDC evidence on sleep duration by age, why 7-9 hours matters, and what happens with too little.
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White Noise Machines for Sleep: What the Evidence Actually Shows
A balanced look at white noise for sleep - the research is genuinely mixed. What the systematic reviews say, who it may help, and how to use it safely.
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