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.

What is Sleep?

The Importance of Having a Good Night’s Sleep

Types of Sleep Disorders

Brain Activity During Sleep

Causes of Sleep Deprivation

Causes of Nocturnal Awakenings

Difference Between Nightmares and Night Terrors

Ghrelin and Sleep

Shift Work Sleep Disorder

Sleep and Yoga

What Does Polysomnography Involve?

Is Daytime Napping in Adults Good or Bad?

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Can too much sleep be dangerous?

What is the Circadian Rhythm?

History of Sleep

Sleep and Hormones

Hypnotics and Sleep

Management of Sleep Deprivation

How Long Should My Teenager Sleep For?

Tips on Getting to Sleep

What is Delayed Sleep Phase Disorder (DSPD)?

What is the Role of Melatonin in Sleep Regulation?

How Much Sleep do People Need?

Importance of Sleep

How to Catch up on Lost Sleep

Neuroscience of Sleep

How Does Pain Affect Your Sleep?

Sleep Deprivation - Inadequate Quantity of Sleep

Sleep Onset Mechanics: Understanding the Transition from Wakefulness to Slumber

Stages of Sleep

A Guide to Healthy Sleep Positions

Nutritional Effects on Sleep

How Can Mindfulness Meditation Improve Sleep?

Does Your Alarm Sound Affect Your Mood?

REM Sleep Activity

Circadian Rhythm Sleep Disorders

Why Do We Dream?

What is Sleep Regression?

Stimulants and Sleep

Delayed Sleep Phase Disorder (DSPD) Management

Promoting Sounder Sleep in Older Adults

Sleep Hygiene

The Health Risks of Oversleeping

The DEC2 Gene and Sleep

How Long should my Child Sleep for?

A Guide to Managing Sleep Disorders

Could Humans Ever Hibernate?

How Can Sleep Affect Men's Health?

Role of Sleep in Memory Consolidation

Health Effects of Poor Sleep - Quantity and Quality

Why Do We Sleep?

Spoon Test for Sleep Deprivation

Effect of Sleep on Your Emotions

Regulation of Sleep

Effects of Sleep Deprivation

How Does Sleep Affect Your Immunity?

Function of Sleep

Latest Sleep News and Research

Self-hypnosis cuts menopausal hot flashes by half

Self-administered hypnosis effectively alleviates hot flashes in menopausal women, enhancing quality of life and providing an alternative to hormone therapy.

14 Nov 2025

Social media addiction linked to poor sleep in Bangladeshi students

A new study published in Nature and Science of Sleep reveals a strong connection between social media addiction and poor sleep quality among high school graduates in Bangladesh, offering fresh insights into the mental health and digital habits of young people.

13 Nov 2025

Poor sleep raises injury risk in recreational runners

Research shows that sleep quality and duration are critical for injury prevention in recreational runners, emphasizing sleep's role in athletic performance.

13 Nov 2025

Exosomes identified as key mediators in obstructive sleep apnea and its comorbidities

Obstructive sleep apnea (OSA), a global public health issue marked by repeated upper airway collapse during sleep, is tied to diverse diseases-from cardiovascular conditions to cancer.

12 Nov 2025

Study finds self-pleasure as a valuable care strategy for managing menopause symptoms

A new study from the Kinsey Institute at Indiana University, published in journal Menopause, finds self-pleasure is a valuable care strategy for managing menopause symptoms, especially mood and sleep changes.

12 Nov 2025

Personalized prehabilitation reduces the risk of surgical complications

The weeks leading up to a major surgery can be a time of uncertainty and worry for patients, many of whom anticipate the need for rehabilition to get back on their feet.

12 Nov 2025

Stress-induced neuron loss shown to disrupt blood flow and neural communication

While the exact causes of neurodegenerative brain diseases like Alzheimer's and dementia are still largely unknown, researchers have been able to identify a key characteristic in affected brains: reduced blood flow.

11 Nov 2025

Self-guided hypnosis offers safe relief from menopausal hot flashes

Can a simple daily audio hypnosis session help women find relief from one of menopause's most disruptive symptoms – hot flashes – without medication? A new clinical trial led by Baylor University's Gary R. Elkins, Ph.D., professor of psychology and neuroscience and director of the Mind-Body Medicine Research Laboratory, suggests it can.

11 Nov 2025

Study reveals how neural excitability and learning potential fluctuate across the day

Our brains do not react in a fixed, mechanical way like electronic circuits. Even if we see the same scene every day on our commute to work, what we feel - and whether it leaves a lasting impression - depends on our internal state at that moment.

11 Nov 2025

Blue Zones and ACLM launch certification empowering clinicians to promote longevity and well-being

Blue Zones and the American College of Lifestyle Medicine (ACLM) today launched the "Blue Zones Certification Course for Physicians and Health Professionals."

11 Nov 2025

Metformin shows promise in treating AFib recurrence after ablation

People with atrial fibrillation (AFib) and obesity may have fewer episodes of AFib after ablation if they take the diabetes medication metformin in addition to standard care, according to a preliminary, late-breaking science presentation today at the American Heart Association's Scientific Sessions 2025.

11 Nov 2025

Listening to slow-tempo music may boost sleep quality for people over 50

Music therapy significantly improves sleep quality in adults aged 50 and above, showing a moderate-to-large effect compared with control conditions. However, high heterogeneity and methodological weaknesses mean the evidence remains of very low certainty and requires confirmation in larger, standardized trials.

10 Nov 2025

Type 2 diabetes patients face an elevated risk of hearing loss

As the United States observes American Diabetes Month this November, a comprehensive study published in Otolaryngology–Head and Neck Surgery, the peer-reviewed journal of the American Academy of Otolaryngology–Head and Neck Surgery Foundation, reveals that individuals with type 2 diabetes face a significantly elevated risk of hearing loss-a complication that often goes unrecognized and unscreened.

10 Nov 2025