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How does alcohol affect sleep?A nightcap can often make people feel tired, but how does alcohol affect sleep?
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What is sleep hypnosis and does it really work?Sleep hypnosis could be a potential therapy for sleep disorders, but more research is needed.
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How does caffeine affect sleep?It may boost alertness and concentration, but how does caffeine affect sleep?
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Brain cells gone haywire during sleep may lead to chronic pain, mouse study suggestsA mouse study hints at why chronic pain and poor sleep are linked.
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Insomnia: Causes, symptoms and treatmentInsomnia is a sleep disorder that makes it difficult to fall or stay asleep.
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Can't sleep? An expert reveals why anxiety may be worse at nightExperiencing anxiety at night can interfere with sleep.
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Hypersomnia: Symptoms, causes and treatmentsREFERENCE Excessive sleepiness could be a sign of a condition known as hypersomnia.
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Sleep apnea: Symptoms, causes and treatmentsSleep apnea is a condition in which people experience pauses in breathing, or shallow breathing, during sleep.
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What is a circadian rhythm?A circadian rhythm refers to a person's sleep-wake pattern over 24 hours.
