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Sleep

·July 7, 2026·12 min read

Mild Sleep Restriction Drives Weight Gain and Inactivity

Shortening nightly sleep by approximately 80 minutes for six weeks causes an average weight gain of one pound and increases daily sedentary time by 17 minutes (nearly 30 minutes for men and postmenopausal women).

Featured Neurology Neuroscience

·July 3, 2026·10 min read

Sleep Apnea’s Main Symptom Is Also its Cause

Snoring vibrations are an active cause of obstructive sleep apnea, directly disrupting mitochondrial function and cellular energy metabolism in upper airway muscles to induce tissue weakness and structural airway collapse.

Featured Genetics Neuroscience

·June 23, 2026·9 min read

Sleep Deprivation Increases Synaptic Density Markers in the Brain

A study using PET imaging shows that 28 hours of sleep deprivation significantly increases SV2A, a marker for synaptic density, in the human hippocampus and thalamus, supporting the theory that sleep is structurally required to reset neural connections.

Featured Genetics Neurology Neuroscience

·June 22, 2026·8 min read

Sleep Habits Determine If Your Genes Accelerate Alzheimer’s

Specific variants of the AQP4 gene interact synergistically with poor sleep habits to accelerate grey matter loss and alter cognitive function.

Featured Genetics Neuroscience

·June 19, 2026·9 min read

Disrupted Neuronal Microexons Drive Hyperarousal and Insomnia

Altering tiny fragments of neuronal genes, known as microexons, triggers a state of permanent hyperarousal and profound insomnia.

Featured Neuroscience

·June 13, 2026·9 min read

Saliva Biomarkers Detect Human Sleep Deprivation

A new study demonstrates that acute sleep loss leaves a distinct ten-biomarker signature inside human saliva.

This shows a person sleeping and photos.

Featured Neuroscience

·June 11, 2026·10 min read

Sleep Deprivation Blocks Social Memory Access

Sleep deprivation impairs the retrieval of social memories while leaving the underlying physical traces completely intact.

Featured Genetics Neuroscience

·June 11, 2026·10 min read

Gut Blockage Linked to Prolonged Sleep and Food Avoidance

Mirroring human neonatal obstructions like meconium ileus, this trial establishes Drosophila as an essential model to decipher how mechanical gut signals directly override central sleep-wake and appetite pathways.

Featured Neuroscience Psychology

·June 10, 2026·8 min read

Prenatal Sleep Expectations Drive Postpartum Insomnia

Pregnant women's expectations about postpartum sleep predict their actual sleep quality after delivery, completely outweighing prior sleep disorders, birth history, and psychiatric history.

Featured Neuroscience Psychology

·June 10, 2026·7 min read

The Cost of Sleep: Income and Age Price Nightly Rest

Individuals assign distinct financial values to their sleep, shaped by age, income, and personal attitudes.

Featured Neuroscience

·June 8, 2026·8 min read

Brain Stimulation Offsets Sleep Deprivation Memory Loss

Inducing local, sleep-like neural activity in awake mice can completely offset the cognitive damage of sleep deprivation.

Featured Neuroscience

·June 5, 2026·9 min read

Irregular Sleep Habits Linked to Increased Brain Tissue Damage

A new study links short sleep duration, frequent daytime napping, and sleeplessness to increased white matter lesion volumes in middle-aged and older adults.