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?

Ghrelin and Sleep

Management of Sleep Deprivation

Delayed Sleep Phase Disorder (DSPD) Management

A Guide to Healthy Sleep Positions

Stages of Sleep

Role of Sleep in Memory Consolidation

How Does Sleep Affect Your Immunity?

How Long should my Child Sleep for?

Causes of Nocturnal Awakenings

Effects of Sleep Deprivation

Shift Work Sleep Disorder

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Nutritional Effects on Sleep

Brain Activity During Sleep

Causes of Sleep Deprivation

Promoting Sounder Sleep in Older Adults

What is the Circadian Rhythm?

The Health Risks of Oversleeping

How Can Mindfulness Meditation Improve Sleep?

What is Delayed Sleep Phase Disorder (DSPD)?

Function of Sleep

What is Sleep Regression?

Sleep Deprivation - Inadequate Quantity of Sleep

Sleep and Hormones

Why Do We Dream?

How Long Should My Teenager Sleep For?

How Can Sleep Affect Men's Health?

Sleep Onset Mechanics: Understanding the Transition from Wakefulness to Slumber

Stimulants and Sleep

Tips on Getting to Sleep

Health Effects of Poor Sleep - Quantity and Quality

Is Daytime Napping in Adults Good or Bad?

Circadian Rhythm Sleep Disorders

History of Sleep

Hypnotics and Sleep

How to Catch up on Lost Sleep

REM Sleep Activity

The DEC2 Gene and Sleep

How Does Pain Affect Your Sleep?

Regulation of Sleep

Sleep Hygiene

Neuroscience of Sleep

Importance of Sleep

The Importance of Having a Good Night’s Sleep

How Much Sleep do People Need?

Difference Between Nightmares and Night Terrors

Spoon Test for Sleep Deprivation

A Guide to Managing Sleep Disorders

What Does Polysomnography Involve?

Could Humans Ever Hibernate?

Does Your Alarm Sound Affect Your Mood?

Types of Sleep Disorders

Sleep and Yoga

Effect of Sleep on Your Emotions

What is the Role of Melatonin in Sleep Regulation?

Why Do We Sleep?

Can too much sleep be dangerous?

Latest Sleep News and Research

First new fibromyalgia drug in 15 years, Tonmya (cyclobenzaprine HCl) gains FDA approval and hits pharmacy shelves

In a milestone moment for chronic pain management, Tonix Pharmaceuticals announced on August 15, 2025, that its novel sublingual therapy Tonmya has received approval from the U.S. Food and Drug Administration (FDA) - marking the first new drug for Fibromyalgia in more than 15 years.

From Hanson Wade Group - Non-Opioid Pain Therapeutics Summit 5 Dec 2025

Health savings accounts, backed by GOP, cover fancy saunas but not insurance premiums

With the tax-free money in a health savings account, a person can pay for eyeglasses or medical exams, as well as a $1,700 baby bassinet or a $300 online parenting workshop.

5 Dec 2025

Restless legs syndrome linked to higher Parkinson’s disease risk

The study shows restless legs syndrome is associated with higher Parkinson's disease incidence, raising questions about treatment impacts on symptoms.

5 Dec 2025

Pre-workout supplements linked to dangerously short sleep

Pre-workout supplements are associated with lower sleep duration in young Canadians, highlighting the need for guidance on timing and caffeine content.

5 Dec 2025

Concussion history accurately predicts long-term health in former NFL players

A UNC-Chapel Hill study conducted by the Matthew Gfellar Center studied more than 1,500 former NFL players found that two of the most commonly used ways to estimate head injury risk, years played and playing position, are not actually linked to poorer long-term physical or mental health.

4 Dec 2025

Rising nighttime heat is linked to shorter and more disrupted sleep

Higher nighttime temperatures are linked to shorter sleep times and lower sleep quality, especially for people with chronic health conditions, lower socioeconomic status, or those living on the West Coast, according to a new USC study.

4 Dec 2025

ECU researchers develop new tool to evaluate fear avoidance behavior after concussion

Researchers from Edith Cowan University (ECU) have developed a new tool to evaluate fear avoidance behavior following a concussion.

4 Dec 2025

UCL study reveals the challenges faced by London's night workers

A major new study by UCL researchers has revealed the challenges faced by London's 1.3m night workers, including pay inequality, health problems, transport difficulties, safety concerns and a lack of workplace dignity.

4 Dec 2025

'Dry January' can lead to meaningful physical and psychological improvements

With the new year on the horizon and resolutions brewing, more people are saying cheers to a booze-free January, a choice that might come with some real health benefits and, ultimately, help some people cut back for good.

3 Dec 2025

Medical cannabis evidence falls short for most conditions

Medical cannabis lacks adequate scientific backing for most of the conditions it is commonly used to treat, including chronic pain, anxiety and insomnia, according to a comprehensive review led by UCLA Health.

3 Dec 2025

Mindfulness can help reduce problematic smartphone use

With more than four billion people around the globe owning a smartphone, researchers are now looking at ways to reduce a growing public health concern-problematic smartphone use.

3 Dec 2025

Daily tracking menstrual cycles show affects on athletes

New research reveals how daily tracking of menstrual and contraceptive symptoms impacts elite athletes' performance and well-being more accurately than surveys.

3 Dec 2025

Trump wants Americans to make more babies. Critics say his policies won’t help raise them.

Maddy Olcott plans to start a career once she graduates from college. But the junior at the State University of New York-Purchase College is so far not planning to start a family — even with the Trump administration dangling inducements like thousand-dollar "baby bonuses" or cheaper infertility drugs.

3 Dec 2025

Automated EHR system triages cancer symptoms, improves care team efficiency

For many people living with cancer, symptoms such as pain, anxiety or insomnia can quickly spiral into an emergency room visit. Such visits can be financially costly and take an emotional toll on patients and their caregivers.

3 Dec 2025

Gene variant linked to higher risk of chronic rejection after lung transplant

About one third of lung transplant recipients have a genetic variant that makes them more likely to develop chronic lung allograft dysfunction (CLAD), the primary cause of mortality after lung transplantation.

2 Dec 2025

Study reveals the overlooked mental health challenges faced by new parents

Intrusive thoughts and psychotic-like experiences among new parents are far more common than previously thought - according to new research from the University of East Anglia.

2 Dec 2025

Fragmented sleep worsens recovery outcomes after traumatic brain injury

A new study highlights how important uninterrupted sleep is to recovery after a traumatic brain injury, finding that fragmented sleep in injured mice is linked to a loss of rapid-eye-movement (REM) sleep and increased fatigue.

2 Dec 2025

Pre-workout supplement use linked to dangerously short sleep in young people

A new study from the Canadian Study of Adolescent Behaviors reveals that adolescents and young adults who use pre-workout dietary supplements, such as Bang!, Jack3D, and C4, are significantly more likely to report dangerously short sleep durations.

2 Dec 2025

Untreated restless legs syndrome may increase Parkinson's disease risk

Restless legs syndrome (RLS) is a common neurological sleep disorder characterized by an uncontrollable urge to move the legs, often worsening at night.

2 Dec 2025

They need a ventilator to stay alive. Getting one can be a nightmare.

On vacation in Mexico last year, Michael DiPlacido passed out twice while scuba diving and again in his hotel. Back in St. Louis, doctors diagnosed him with amyotrophic lateral sclerosis, or ALS, an incurable disease that often requires mechanical ventilation.

2 Dec 2025