Structured Sports May Benefit Vulnerable Youth Mental Health, Narrative Review Finds
A narrative review of thirteen studies suggests that structured physical activity programs hold promise for vulnerable youth, proposing that psychological ...
Tag: heart rate variability
Gradient Boosting Model Accurately Evaluates Exercise Outcomes in 220 College Students
A gradient boosting tree model accurately evaluated physical exercise outcomes in 220 college students using exercise frequency and heart rate ...
Nocturnal Heart Rate Variability Shifts Across Menstrual Cycle
A wearable study of 20 women found that nocturnal heart rate variability and mean heart rate shift significantly during the ...
Wearable Study Links Early Weight Loss to Cardiac and Behavioral Adaptations
A twelve-week observational study of more than thirty-one thousand adults found that achieving five percent weight loss was accompanied by ...
Implantable Loggers Successfully Track Core Vital Signs in Growing Broiler Chickens
Surgically implanted biotelemetry loggers reliably recorded continuous heart rate, heart rate variability, and core body temperature dynamics across the six-week ...
Quantitative EEG Identifies Brainwave Marker Linked to Dysautonomia and SUDEP Risk
A case–control study finds that patients with temporal lobe epilepsy exhibit autonomic dysregulation and elevated frontal theta power correlated with ...
Differences in the 24-h autonomic nervous activity of outpatients with major depressive disorder with or without hypersomnia: An exploratory observational study
An observational study in outpatients with major depressive disorder found that hypersomnia is linked to significant hourly disruptions in 24-hour ...
Age-related variation in heart rate variability across receptor-defined breast cancer groups, with distinct patterns in triple-negative disease: a cross-sectional study
A cross-sectional study finds that age, not tumor subtype, is the primary driver of heart rate variability in breast cancer ...
Heart Rate Variability Predicts Postoperative Complications
A retrospective cohort study found that dynamic heart rate variability changes combined with inflammatory markers can predict postoperative complications in ...
ECG Deep Learning Models Show Moderate Generalization Across Fatigue Conditions
Deep learning models using ECG signals to detect sleepiness demonstrate moderate participant-independent and cross-dataset generalization when applied across different fatigue-induction ...
HAE Patients Show No Distinct Autonomic Stress Response
A study in BioPsychoSocial Medicine found no distinct physiological stress responses in hereditary angioedema patients compared to those with immune ...
Five-Minute Heart Rate Profile Predicts Surgical Arrhythmia
A secondary analysis of the VitalDB Arrhythmia Database shows that a five-minute intraoperative heart rate variability profile can predict significant ...
Visceral Adiposity Associates With Reduced Heart Rate Variability in Obese Females
A retrospective study of 200 overweight and obese females found that visceral adiposity and waist-to-height ratio were significantly associated with ...
Scientists Propose New Bodily Signal Framework for Bipolar Mood Transitions
Researchers have proposed an integrative physiological framework linking circadian disruptions, autonomic flexibility, and interoceptive signal processing to explain mood-state transitions ...
Permutation Conditional Mutual Information Uncovers Directional Brain-Heart Coupling Under Cognitive Workload
Applying permutation conditional mutual information to simultaneous neural and cardiovascular recordings reveals that directional brain-heart communication complexity increases significantly during ...
Triglyceride Surrogate Indices Linked to Heart Rate Variability in Diabetes Study
A cross-sectional study of 1,501 adults with type 2 diabetes found four triglyceride-related surrogate indices were associated with lower heart ...
Ear Nerve Stimulation Eases Negative Feelings in Women with Borderline Personality Disorder
In a randomized sham-controlled trial, a single session of transcutaneous auricular vagus nerve stimulation was associated with lower self-reported negative ...
Ear Nerve Stimulation Matches Escitalopram on Depression, With Extra Gains in Sleep
A retrospective propensity-matched cohort study found taVNS and escitalopram showed no significant difference in core depressive symptoms, with taVNS showing ...
Weight Loss Improves Vascular Health in Obesity Only When Sleep Apnea Is Mild or Absent
An eight-week calorie-restricted diet produced similar weight loss in adults with obesity regardless of sleep apnea severity, but improvements in ...
After Exercise, Heart Rate Recovers Faster Than Autonomic Signals in Older Adults
In healthy older adults, heart rate returned to about 97 percent of resting values after a moderate step test while ...
