Supplements for each part of sleep, graded by evidence (REM, deep, latency, staying asleep research based)
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Caffeine may cause “shallow” sleep, the body may spend eight hours in bed, but the brain may fail to fully regenerate. Caffeine improves alertness and reduces sensation of fatigue, but its effects may sometimes resemble “borrowing energy” at the expense of nighttime regeneration.
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Sleep helps the brain to cleanse itself – and now this process can be measured in humans entirely non-invasively. The brain’s cleansing mechanism is driven by pulsations, natural bodily rhythms that move blood and cerebrospinal fluid through the brain.
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How to Fix Your Sleep Schedule
If you get sleepy around the same time every night and use an alarm clock to wake up in the morning, your body’s likely used to some sort of sleep routine. T...
Sleep Deprivation Affects Cognition via Myelin Loss
A new study links sleep loss to the thinning of the myelin layer, which slows signal transmission in axons. Restoring cholesterol homeostasis reverses this.
Short Afternoon Nap May Boost Brain Health, Improve Learning Ability
A recent study found that a short afternoon nap may offer brain health benefits, such as clearing the mind and improving learning.
Pink Noise May Disrupt REM Sleep and Harm Sleep Quality, Researchers Say
A recent study suggests that pink noise may interfere with REM sleep nd reduce overall sleep quality. The researchers say that using earplugs may be a safer alternative to pink noise.
Sleeping less than 7 hours could cut years off your life
Sleep isn’t just about feeling rested—it may be one of the strongest predictors of how long you live. Researchers analyzing nationwide data found that insufficient sleep was more closely tied to shorter life expectancy than diet, exercise, or loneliness. The connection was consistent year after year and across most U.S. states. The takeaway is simple but powerful: getting seven to nine hours of sleep may be one of the best things you can do for long-term health.
This Bedtime Habit Can Reduce Mortality Risk By Nearly 40%, Study Finds
Yet so many of us don't do it.
Poor sleep health is associated with older brain age: the role of systemic inflammation
Poor sleep health may accelerate brain ageing. This may be driven by higher levels
of systemic inflammation.
How To Maximize Your Midday Snooze For Health Benefits
News flash: Napping is not lazy.
Taking Melatonin Could Raise Your Risk of Heart Failure, Study Finds
New research suggests that people with insomnia who use melatonin supplements for more than a year have a higher risk of heart failure than those who don’t use the popular sleep aid.
Harvard professor calls out ‘lie’ of needing 8 hours of sleep a night, says it’s Industrial Era ‘nonsense’
How much sleep do you really need? Scientists emphasize a "U-shaped risk curve."
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Tony Crisp\'s Online Dream Dictionary, Dream Encyclopedia, and articles about dreams, health, yoga, body mind & spirit
Kiwi: Superfood for Sleep?
What's behind the possible benefits of kiwi to sleep? There are a couple of characteristics of the fruit that may make it a strong sleep-promoting food: its high antioxidant levels and its high serotonin levels.