Sleep News and Research

Latest Sleep News and Research

Early smartphone use linked to poorer mental health in young adults

Owning a smartphone before age 13 is associated with poorer mind health and wellbeing in early adulthood, according to a global study of more than 100,000 young people.

21 Jul 2025

Can probiotics help you sleep better?

A new meta-analysis shows that probiotic supplements can modestly improve sleep quality and reduce depressive symptoms in people with insomnia, with no significant safety concerns. However, effects on total sleep time and sleep efficiency remain uncertain, and evidence strength varies across outcomes.

20 Jul 2025

Heart-healthy habits can improve overall physical and psychological well-being

A new study from Emory University reveals that maintaining optimal cardiovascular health can significantly improve overall physical and psychological well-being.

18 Jul 2025

Understanding brain activity during sleep to detect early neurological changes

"Complex processes are going on in the brain when we sleep," says Dr Karolina Armonaitė, a neuroscientist from Kaunas University of Technology, Lithuania. According to her, a more precise understanding of what happens in different areas of the cerebral cortex during sleep can help diagnose sleep disorders and neurological diseases more accurately.

18 Jul 2025

Nighttime avocado snack may support heart health in prediabetic adults

Findings from a newly published randomized controlled trial offer surprising insights for the one in three adults at greater risk of heart disease because of prediabetes.

17 Jul 2025

Standardized brain cell atlas to accelerate Parkinson's and Alzheimer's research

Researchers now have a powerful new way to understand the types of brain cells that are affected in neurodegenerative diseases and to uncover connections between conditions such as Parkinson's, Alzheimer's, and other forms of dementia.

17 Jul 2025

Heart healthy habits boost overall body health and longevity

People who had more heart-healthy habits and factors, as assessed by the American Heart Association's Life's Simple 7 metrics for ideal cardiovascular health, had more positive benefits for whole body health, according to a review of research published today in the Journal of the American Heart Association, an open-access, peer-reviewed journal of the American Heart Association.

16 Jul 2025

New adhesive could offer a more comfortable alternative for medical device users

Wearable healthcare devices, such as glucose monitors and heart monitors, are popular due to their ability to gather real-time data that supports users' health and safety.

16 Jul 2025

New review identifies promising and under-researched OTC depression aids

Most people have heard of St John's Wort and omega-3s. But did you know there are a lot more over-the-counter herbal products and supplements out there targeting depression? In our review of clinical trials of these products, we found 64 different over-the-counter (OTC) products that have been evaluated for depression – but with differing levels of evidence for each.

16 Jul 2025

Childhood heart health predicts lifelong well-being, study finds

Optimal heart health from birth through adolescence, as measured by a combination of metrics, leads to long-lasting cardiovascular and overall physical, cognitive and mental health, according to the systematic review published in the Journal of the American Heart Association.

16 Jul 2025

Shared brain circuit drives opposite mating behaviors in male and female mice

In animals with social structures, the drive to reproduce is a complex process; governed by the brain, it's influenced by both internal cues such as hormones and external factors such as interactions with potential mates.

16 Jul 2025

Yoga, Tai Chi, walking and jogging found to improve sleep and ease insomnia

Yoga, Tai Chi, walking and jogging may be the best forms of exercise to improve sleep quality and ease insomnia, suggest the findings of a comparative pooled data analysis published in the online journal BMJ Evidence Based Medicine.

15 Jul 2025

McMaster study identifies the most effective and safest treatments for chronic hives

A new international study led by researchers at McMaster University has identified the most effective and safest treatments for people suffering from chronic urticaria, more commonly known as chronic hives.

15 Jul 2025

Effective weight loss achieved even with inconsistent GLP-1 access

Popular anti-obesity medications continue to be effective for weight loss even when availability and access is interrupted, according to a study being presented by a private weight-loss company Monday at ENDO 2025, the Endocrine Society's annual meeting in San Francisco, Calif.

15 Jul 2025

Insomnia may be the missing link between ADHD and low life satisfaction

Insomnia could explain why adults with ADHD traits report having a lower quality of life, according to new research led by the University of Southampton and the Netherlands Institute of Neuroscience.

15 Jul 2025

Many Americans turn to AI for health answers despite accuracy warnings

Traditionally, individuals asked health questions of their primary health care provider. Confidence in that provider as a source of trustworthy health information has been consistently high in recent years and was at 90% in April, according to survey data from the Annenberg Public Policy Center (APPC) of the University of Pennsylvania.

14 Jul 2025

Is fruit juice good or bad for diabetes? New research reveals a genetic twist

Japanese adults with a high genetic risk for type 2 diabetes who consumed 100% fruit juice at least once per week had significantly lower odds of developing the disease. The inverse association was not seen in people with low or moderate genetic risk, highlighting gene-diet interactions.

13 Jul 2025

Ultra-processed foods threaten brain health in kids and teens, review warns

Children, adolescents, and unborn babies exposed to high levels of ultra-processed foods (UPFs) face increased risks of impaired brain development, cognitive deficits, and long-term mental health challenges. The review underscores how UPF-driven changes in reward pathways, nutrient deficits, inflammation, and the gut–brain axis can have lasting impacts across generations.

13 Jul 2025

Oxytocin may protect mood during sleep disruption in women

Oxytocin, often called "the love hormone," may play a protective role in mood disturbances triggered by sleep loss and hormonal shifts during key reproductive transitions like postpartum and menopause, according to a study being presented Saturday at ENDO 2025, the Endocrine Society's annual meeting in San Francisco, Calif.

12 Jul 2025

Mapping how major organs communicate during physiological stress in humans

How major organs work together to manage extreme physiological stresses such as lack of oxygen and sleep has been mapped for the first time by researchers from UCL and the University of Portsmouth.

12 Jul 2025