Sleep

Sleep is a physiological behavior that is common in all animal species. It forms around one third of a human life. It is not known clearly the exact functions of sleep but it seems to be essential for survival as prolonged sleep deprivation leads to severe physical impairment followed by cognitive loss and eventually death.

How Morning Routines Influence Cognitive Performance, Mood, and Circadian Rhythm

How simple, evidence-based morning habits recalibrate the circadian system to sharpen cognition, stabilize mood, and support long-term mental health.

What is Sleep Regression?

What Does Polysomnography Involve?

History of Sleep

Sleep Onset Mechanics: Understanding the Transition from Wakefulness to Slumber

Is Daytime Napping in Adults Good or Bad?

Management of Sleep Deprivation

Delayed Sleep Phase Disorder (DSPD) Management

Role of Sleep in Memory Consolidation

How to Catch up on Lost Sleep

Effect of Sleep on Your Emotions

Could Humans Ever Hibernate?

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Neuroscience of Sleep

Stages of Sleep

What is Sleep?

The Importance of Having a Good Night’s Sleep

Sleep Deprivation - Inadequate Quantity of Sleep

A Guide to Managing Sleep Disorders

Stimulants and Sleep

How Much Sleep do People Need?

Importance of Sleep

What is Delayed Sleep Phase Disorder (DSPD)?

Why Do We Sleep?

Function of Sleep

Sleep and Hormones

Shift Work Sleep Disorder

Types of Sleep Disorders

How Can Mindfulness Meditation Improve Sleep?

Health Effects of Poor Sleep - Quantity and Quality

How Long Should My Teenager Sleep For?

What is the Role of Melatonin in Sleep Regulation?

How Long should my Child Sleep for?

The DEC2 Gene and Sleep

Sleep and Yoga

Does Your Alarm Sound Affect Your Mood?

How Does Sleep Affect Your Immunity?

Promoting Sounder Sleep in Older Adults

REM Sleep Activity

Ghrelin and Sleep

Difference Between Nightmares and Night Terrors

What is the Circadian Rhythm?

Brain Activity During Sleep

Regulation of Sleep

How Does Pain Affect Your Sleep?

Hypnotics and Sleep

Causes of Nocturnal Awakenings

Effects of Sleep Deprivation

The Health Risks of Oversleeping

Spoon Test for Sleep Deprivation

Nutritional Effects on Sleep

A Guide to Healthy Sleep Positions

How Can Sleep Affect Men's Health?

Circadian Rhythm Sleep Disorders

Tips on Getting to Sleep

Why Do We Dream?

Can too much sleep be dangerous?

Causes of Sleep Deprivation

Sleep Hygiene

Latest Sleep News and Research

Bedfont® Scientific Ltd. acquires US-based company coVita™, marking the next chapter in its global growth

Bedfont®, a world leader in breath analysis, announces its acquisition of coVita™, building on 16 years of partnership, market knowledge, and established infrastructure to support global expansion.

From Bedfont® Scientific Ltd 13 Oct 2026

Medical cannabis benefits for insomnia remain uncertain, Cochrane review finds

A new Cochrane review finds that existing evidence is too uncertain to determine whether medical cannabis improves sleep or daytime functioning in people with insomnia.

12 Oct 2026

Women with autoimmune diseases more likely to receive psychiatric misdiagnoses

Females with autoimmune diseases are significantly more likely than males to have their autoimmune disease misdiagnosed as a psychiatric or psychosomatic condition, according to a study of more than 6,600 patients.

12 Oct 2026

Year-long trial finds NAD-boosting supplement fails to improve early Parkinson's symptoms

In a phase 3 randomized clinical trial involving 410 people with early Parkinson disease, 52 weeks of nicotinamide riboside supplementation increased blood NAD levels but failed to improve clinical outcomes compared with placebo. Participants receiving the supplement had modestly worse overall disease scores, although the difference was below the threshold generally considered clinically meaningful.

12 Oct 2026

Who moves first at night, you or your dog?

Researchers monitored 25 adults and 38 dogs and found no significant association between bedsharing and objectively measured human sleep duration or efficiency, although owners of multiple dogs reported poorer sleep quality in an analysis requiring cautious interpretation. Human and dog movements were positively correlated, with human activity more often preceding canine activity among pairs with identifiable associations, although the study could not determine which species drove the other's movements.

12 Oct 2026

Updated tinnitus guideline outlines research-based strategies for patient care

The American Academy of Otolaryngology–Head and Neck Surgery Foundation (AAO-HNSF) today published the Clinical Practice Guideline (CPG): Tinnitus Update in Otolaryngology–Head and Neck Surgery.

12 Oct 2026

AI helps neurologists distinguish epilepsy from functional seizures

Researchers developed EpiScreen, an AI system that distinguished epilepsy from psychogenic non-epileptic seizures using clinical notes from 13,633 patient records across two institutions. AI assistance improved neurologists’ classification accuracy in a retrospective assessment of 300 cases, but prospective studies must establish its performance and benefits in routine clinical care.

12 Oct 2026