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heart rate

·December 17, 2024·4 min read

Baby Babble Syncs With Heartbeats to Shape Speech Development

Infants' heart rate rhythms are closely linked to their early vocalizations, including coos, babbles, and emerging words. Researchers found that babies were most likely to produce sounds when their heart rate reached a peak or trough, with speech-like sounds occurring during heart rate deceleration.

Featured Neuroscience Psychology

·November 18, 2024·3 min read

Study Debunks Heart Rate Variability as Predictor of Aggression

New research has found no evidence linking heart rate variability (HRV) to reactive aggression, overturning previous theories. HRV measures the variation between heartbeats and has been associated with stress resilience, but this study shows it is not a reliable biomarker for aggression.

Featured Neuroscience

·November 8, 2024·6 min read

Emotional Bonding: How Dog-Owner Heart Rates Sync During Interaction

Dogs and their owners show synchronized heart rate variability (HRV), reflecting shared emotional states during relaxed interactions, a new study reveals. Researchers observed that both heart rate and physical activity levels adapt between dogs and owners, but the strongest emotional connection appears during restful moments, indicating shared relaxation.

Featured Neuroscience Psychology

·July 2, 2024·4 min read

How Music Synchronizes Heart Rates and Collective Emotions

Listening to music synchronizes heart rates within individuals more reliably than between different people. This synchronization depends on physiological responses rather than mood or music preferences. The findings help explain the collective emotional experiences of audiences and suggest ways to enhance theater performances. The research offers valuable clues for improving the performing arts.

Featured Neuroscience Psychology

·June 20, 2023·5 min read

Heart Beats and Minds Meet: Your Heart Influences Your Gut Instinct

Our hearts play a surprising role in shaping how suggestible we are to others' opinions. The research indicates that evaluating an event during a heartbeat might lead individuals to doubt their own judgment and be more influenced by others.

This is a cartoon of a man with a heart and brain above his hands

Featured Neurology Neuroscience

·December 4, 2021·3 min read

Elevated Heart Rate Linked to Increased Risk of Dementia

Older people who experience elevated heart rates are at increased risk for developing dementia, researchers report.

Featured Neuroscience

·November 17, 2021·5 min read

When Older Couples Are Close Together, Their Heart Rates Synchronize

When older couples are close together, their heart rates synchronize in complex patterns of interaction.

Featured Neuroscience

·September 14, 2021·5 min read

People Synchronize Heart Rates While Listening Attentively to Stories

Heart rate synchronization occurs, even when people listen to a story alone, when paying attention to certain points of a story.

This is a drawing of a brain and a heart

Featured Neuroscience

·August 30, 2021·5 min read

How a Racing Heart May Alter Decision-Making Brain Circuits

Heightened states of arousal altered neural circuits in a brain area associated with decision making, resulting in some neurons changing from decision making to internal state monitors.

This shows cartoons of Significant Otter

Featured Neuroscience Psychology

·May 26, 2021·2 min read

Significant Otter Helps Couples Communicate From the Heart

Researchers have developed a smart-watch app they call Smart Otter, that allows couples to communicate with one another based on sensed heart rate.

Featured Neuroscience Psychology

·September 12, 2020·4 min read

Depression Risk Detected by Measuring Heart Rate Changes

Measuring changes in heart rate for 24 hours, researchers can predict, with 90% accuracy, if a person is currently suffering from symptoms of depression.

Autism Featured Neuroscience Open Neuroscience Articles

·July 24, 2019·5 min read

Pupil dilation and heart rate, analyzed by AI, may help spot autism early

A machine learning algorithm can accurately detect abnormalities in pupil dilation, which are predictive of ASD, in mouse models. The AI can also detect if a female has Rett syndrome with 80% accuracy. The system could be used to detect autism in infants and toddlers.