Heart Rate Variability and Autonomic Control

The anger-insula-body link in heart arrhythmias

The paper investigates the link between anger, insula activity, and heart arrhythmias using multimodal data to show increased insula involvement and sympathetic activation in patients.

There is an 'I' in team: Intrapersonal physiological synchrony complements interpersonal physiological synchrony in team interaction

The paper examines how intrapersonal and interpersonal physiological synchrony interact during team interactions, finding they complement rather than compete, and that intrapersonal synchrony has both state and trait characteristics.

Stimulating a NTS to LC circuit elicits anxiety-like behavior andstate-dependent autonomic output.

This study shows that stimulating the NTS to LC circuit increases anxiety-like behaviors and alters autonomic responses, indicating a role in interoception.

Coordinated Brain-Heart Dynamics During Human NREM Sleep

This study examines brain-heart coordination during NREM sleep using EEG and ECG data, finding that SO-R-peak coupling and JPAC metrics track physiological states and correlate with autonomic markers.

A prefrontal cortex-hypothalamus circuit for heart rate control in non-human primates

This paper identifies a prefrontal cortex-hypothalamus circuit that bidirectionally controls heart rate in non-human primates and shows its role in cognitive decision-making.

Cardiac belief updating from volatile physiological afferents

This paper introduces a computational framework to measure cardiac interoceptive sensitivity by analyzing heart rate variability and finds it is weak in healthy individuals but varies significantly across participants.

A Temporal Reliability and Sustainability Score Framework for Ranking Heart Rate Variability Metrics During Pharmacological Autonomic Blockade in Rats

This paper introduces a sustainability score framework to rank HRV metrics during pharmacological autonomic blockade in rats, identifying optimal metrics for different time windows and autonomic responses.

Comparative sensitivity of continuous cardiovascular markers for detecting cognitive workload, time-on-task fatigue, and acute stress.

This study compares the sensitivity of cardiovascular markers to detect cognitive workload, stress, and fatigue across different tasks and time frames.

Silent brains isolate the heartbeat-evoked potential

The paper dissociates the early heartbeat-evoked potential (HEP) from cardiac artefacts using an inversion-of-ground-truth approach, revealing a distinct frontocentral negative cortical response.

Early Life Adversity Produces Enduring Molecular and Functional Disruption of Developing Vagal Circuits

This study shows that early life adversity disrupts vagal circuit development in mice, with sex-specific changes in mitochondrial function and autonomic stress responses.

HRV-GUI: A MATLAB Graphical User Interface for Heart Rate Variability Analysis and Validation Using Human, Rodent, and Clinical Diabetic Gastroparesis Data

HRV-GUI is a MATLAB tool for HRV analysis across human, rodent, and diabetic gastroparesis data, showing physiologically plausible results and validation across synthetic and clinical datasets.

Individual heartbeats track distinct prediction processes during human probabilistic learning

The paper shows that individual heartbeats reflect distinct prediction processes during human probabilistic learning, with specific cardiac responses linked to anticipation, orienting, and feedback-based updating.

Lognormal Neural Point Process Models for Interpretable Heartbeat Dynamics

The paper applies a lognormal mixture neural temporal point process to model heartbeat dynamics, showing improved robustness to noise compared to an inverse Gaussian model.

Resting-state and task-evoked phase-amplitude coupling between cardiac and neural rhythms is sensitive to anxiety severity

This study examines how anxiety severity affects phase-amplitude coupling between cardiac and neural rhythms during rest and cognitive tasks.

Heart rate dynamics embed a shared representation of individual brain organization and cognitive function

The paper links heart rate dynamics to brain functional organization and cognitive traits using multi-modal data and statistical analysis.

Postnatal Autonomic Development Predicts Adolescent Psychosocial Outcome

This study links early autonomic nervous system development to adolescent psychosocial outcomes, finding male-specific associations between infant heart rate and vagal heart rate variability trajectories and later psychosocial difficulties.

Cortical Thinning Predicts Resting Vagally Mediated Heart Rate Variability: A Longitudinal Study Across Adolescent Development

This study links vagally mediated heart rate variability (vmHRV) with longitudinal cortical thinning patterns in adolescents, showing region-specific associations during cortical maturation.

Bayesian heart-rate entropy identifies autonomic dynamics during seizure evolution: a reproducible pilot study

This study uses Bayesian heart-rate entropy to analyze autonomic dynamics during seizures, finding that seizure duration, not awareness, is the strongest correlate of entropy changes.

Evaluating Temporal Orders for Local Non-Stationary Biological Signals Analysis: A Python Framework and Simulation Study

This paper introduces tempord, a Python framework for analyzing local temporal orders in non-stationary biological signals, validated through simulations and in-vivo cardiorespiratory coupling studies.

Estimation of biological age using HRV data: comparison of the Klemera-Dubal method with the multiple linear regression method

This study compares methods for estimating biological age using HRV data, finding that the Klemera-Dubal Method has the lowest error compared to uncorrected MLR and Dubina-corrected MLR.

Autonomic and cortical responses to heartbeat-synchronous auditory omissions during an auditory attention task

This study examines autonomic and cortical responses to heartbeat-synchronous auditory omissions during an auditory attention task, finding distinct responses under active response conditions.

Fetal Twin: a mechanistic computational model of fetal physiology for heart-rate-variability biomarker research

This paper introduces Fetal Twin, a mechanistic computational model of fetal physiology to study heart-rate-variability biomarkers, revealing artifacts in beat detection and fidelity requirements for accurate biomarker interpretation.

A metacognitive response of the face and the heart in rats

This study shows rats exhibit visceral responses, including heart rate variability and facial expressions, during metacognitive tasks involving mistake detection and feedback.

How the Body Shapes the Mind's Eye: Cardiac vagal reactivity predicts visual imagery vividness

This study finds that cardiac vagal reactivity predicts visual imagery vividness, suggesting autonomic input shapes mental imagery rather than being a mere consequence.

Language learning in a stressful world: individual differences in cardiac responses to stress and recovery predict statistical learning

Coordination-dynamics invariants from simultaneous vagus nerve electroneurogram and ECG: a Python pipeline applied to neonatal piglet endotoxaemia

The paper introduces a Python pipeline to extract coordination-dynamics invariants from simultaneous VENG and ECG data in neonatal piglets, revealing state-switching patterns and coupling between phase coherence and HRV scaling exponents during endotoxaemia.

When the heart and the brain meet: Brain-heart interactions in feature integration

The paper reanalyzes a dataset to investigate heart-brain interactions during a visual feature integration task, finding that heart evoked oscillations correlate with successful perceptual integration.

Resting-state heartbeat-evoked potentials are associated with Kalman-derived cardiac prediction errors

This study uses a Kalman filter to estimate cardiac prediction errors from resting-state EEG and ECG data and finds they are associated with heartbeat-evoked potential (HEP) amplitude.

Interpersonal physiological synchrony: estimation and clinical application to cardiac dynamics of parent-infant dyads

This paper introduces opMCI to measure physiological synchrony in parent-infant dyads and shows it increases after a shared reading intervention in preterm infants.

Infra-slow brain-heart-gut electrophysiological interactions reveal a coordinated multisystem physiological network in humans

This study investigates brain-heart-gut electrophysiological interactions in humans, revealing a coordinated multi-directional network at infra-slow timescales.