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?

Types of Sleep Disorders

How Can Mindfulness Meditation Improve Sleep?

Promoting Sounder Sleep in Older Adults

Sleep Deprivation - Inadequate Quantity of Sleep

Causes of Sleep Deprivation

Effect of Sleep on Your Emotions

How Long Should My Teenager Sleep For?

Management of Sleep Deprivation

REM Sleep Activity

Brain Activity During Sleep

Stages of Sleep

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Regulation of Sleep

Function of Sleep

Nutritional Effects on Sleep

Effects of Sleep Deprivation

Neuroscience of Sleep

Stimulants and Sleep

Hypnotics and Sleep

Shift Work Sleep Disorder

What is Delayed Sleep Phase Disorder (DSPD)?

Delayed Sleep Phase Disorder (DSPD) Management

What is the Circadian Rhythm?

Circadian Rhythm Sleep Disorders

What Does Polysomnography Involve?

How Long should my Child Sleep for?

Health Effects of Poor Sleep - Quantity and Quality

How to Catch up on Lost Sleep

Why Do We Sleep?

Sleep Hygiene

Ghrelin and Sleep

Spoon Test for Sleep Deprivation

Can too much sleep be dangerous?

Causes of Nocturnal Awakenings

History of Sleep

Is Daytime Napping in Adults Good or Bad?

Tips on Getting to Sleep

The DEC2 Gene and Sleep

Importance of Sleep

Difference Between Nightmares and Night Terrors

How Does Sleep Affect Your Immunity?

How Does Pain Affect Your Sleep?

Why Do We Dream?

The Health Risks of Oversleeping

A Guide to Managing Sleep Disorders

The Importance of Having a Good Night’s Sleep

Sleep and Yoga

A Guide to Healthy Sleep Positions

How Can Sleep Affect Men's Health?

How Much Sleep do People Need?

Sleep and Hormones

Role of Sleep in Memory Consolidation

What is Sleep Regression?

Does Your Alarm Sound Affect Your Mood?

Could Humans Ever Hibernate?

Sleep Onset Mechanics: Understanding the Transition from Wakefulness to Slumber

What is the Role of Melatonin in Sleep Regulation?

Latest Sleep News and Research

Lack of sleep and insomnia may raise teenagers’ risk for hypertension

Teenagers who do not get the recommended amount of sleep may be at an increased risk for high blood pressure, according to preliminary research presented at the American Heart Association's Epidemiology, Prevention, Lifestyle & Cardiometabolic Health Scientific Sessions 2025.

6 Mar 2025

Want stable blood sugar? Go to bed earlier and sleep longer, study reveals

Researchers using continuous glucose monitoring uncover how your bedtime habits and sleep length directly affect your blood sugar stability—highlighting sleep as a powerful tool in managing diabetes risk and metabolic wellness.

6 Mar 2025

Snoring regularly? Your diabetes risk jumps if you had gestational diabetes

Short sleep duration and frequent snoring significantly raise the risk of type 2 diabetes in women with prior gestational diabetes. Regular snoring is also linked to poorer glucose metabolism biomarkers.

6 Mar 2025

Putting away phones during meals cuts junk food intake among teens

Adolescents distracted by phones or social media during meals consume significantly more ultra-processed foods and have lower adherence to the Mediterranean diet. Promoting mindful eating may help adolescents improve diet quality and overall health.

6 Mar 2025

Eating ultra-processed foods harms your gut—here’s how inflammation takes hold

Ultra-processed foods disrupt gut microbiome balance, causing inflammation, reduced microbial diversity, and increased gut permeability. This microbiome imbalance contributes to chronic diseases including diabetes, IBD, cancer, and neurological disorders.

6 Mar 2025

Mental health disorders are often overlooked in COPD patients

Mental health disorders in people with chronic obstructive pulmonary disease (COPD) are underdiagnosed and undertreated, leading to worsened symptoms and decreased quality of life, according to a new study.

6 Mar 2025

Circadian clocks influence muscle recovery

The body's internal clock doesn't just dictate when we sleep - it also determines how quickly our muscles heal.

6 Mar 2025

Higher menopausal symptom burden linked to cognitive decline and behavioral impairments

Women who exhibit more menopausal symptoms are more likely to later have poorer cognitive function and mild behavioral impairments – both markers of dementia.

5 Mar 2025

Research shows exercise and healthy eating reduce inflammation in postmenopausal women

Researchers at the University of Jyväskylä's Faculty of Sport and Health Sciences have found that women who exhibit disturbed eating behaviors and engage in low physical activity tend to have more central body fat and a higher risk of metabolic low-grade inflammation.

5 Mar 2025

Melatonin protects skeletal muscle from damage caused by "diabesity"

An international study led by the University of Granada (UGR) has revealed that melatonin, known for its ability to regulate the sleep/wake cycle, can restore the composition of muscle fibers and protect skeletal muscle from damage caused by obesity and type 2 diabetes, known as "diabesity".

5 Mar 2025

Good sleep hygiene plays crucial role in youth concussion recovery

Researchers at Nationwide Children's Hospital have found that when it comes to concussion recovery, sleep matters.

4 Mar 2025

Prescription drug misuse rates higher among adults with disabilities

Adults with disabilities are nearly twice as likely to misuse prescription drugs as adults without disabilities, according to West Virginia University research.

4 Mar 2025

Muscle strengthening exercise may help tackle insomnia in older adults

Resistance or muscle strengthening exercise, using weights or the body itself, may be the best type of exercise for tackling insomnia in older age, suggests a pooled data analysis of the available research, published in the open access journal Family Medicine and Community Health.

4 Mar 2025

Breastfeeding for six months may spur beneficial gut bacteria linked to lower childhood blood pressure

Nursing for at least six months may spur beneficial gut bacteria connected to better heart health years later.

4 Mar 2025

How to bridge the historical divide between physical and mental wellness

In a comprehensive Genomic Press Interview published today in Brain Medicine, psychiatry resident Dr. Nicholas Fabiano reveals how a personal injury transformed into groundbreaking research on the intersection of physical and mental health.

4 Mar 2025

Obesity rates among children and adolescents predicted to soar by 2050

Obesity rates are set to skyrocket, with one in six children and adolescents worldwide forecast to be obese by 2050, according to a new study.

3 Mar 2025

UQ clinical study seeks participants with PTSD and complex PTSD

University of Queensland researchers are seeking participants diagnosed with PTSD and complex PTSD for a clinical study aimed at improving understanding of its impacts on the brain and overall well-being.

3 Mar 2025

Sleep patterns could indicate hidden consciousness in brain injury patients

Several studies in the past decade have revealed that up to a quarter of unresponsive patients with recent brain injuries may possess a degree of consciousness that's normally hidden from their families and physicians.

3 Mar 2025

Early CPAP treatment may reduce Parkinson's disease risk in people with sleep apnea

People with obstructive sleep apnea have an increased risk of Parkinson's disease, but if started early enough, continuous positive airway pressure (CPAP) may reduce that risk, according to a preliminary study released today, March 2, 2025, that will be presented at the American Academy of Neurology's 77th Annual Meeting taking place April 5–9, 2025, in San Diego and online.

2 Mar 2025

FDA warns of dangerous products sold online with hidden active ingredients

Whether you're looking to buy weight loss, male enhancement, or certain other products, these days you're apt to look for them online, rather than at a physical store.

2 Mar 2025