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The "little brain in the heart" is an intricate system of nerve cells that control and regulate the heart's activity. It is also called the intrinsic cardiac nervous system (ICNS). [15] It consists of about 40,000 neurons that form clusters or ganglia around the heart, especially near the top where the blood vessels enter and exit.
In a new scientific statement published on October 10, 2024, in the journal Stroke, the American Heart Association highlights research that emphasizes the connection between certain heart ...
The fundamental understanding of the communication between the heart and the brain via the nervous system has led scientists towards an understanding of its elaborate circuitry. The brain emits neurological signals of oscillating frequencies. The neural rhythms provide information on the steady-state conditions of healthy individuals.
[2] [page needed] Unlike other subdivisions within biological psychology, the main focus of psychological research is the development of theories that describe brain-behavior relationships. Physiological psychology studies many topics relating to the body's response to a behavior or activity in an organism. [ 3 ]
The heart-brain link. One of the biggest benefits of a healthy heart: a healthy brain. It all begins with the blood that flows between your heart and your brain. If your heart is pumping well ...
Arousal is the physiological and psychological state of being awoken or of sense organs stimulated to a point of perception. It involves activation of the ascending reticular activating system (ARAS) in the brain, which mediates wakefulness, the autonomic nervous system, and the endocrine system, leading to increased heart rate and blood pressure and a condition of sensory alertness, desire ...
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In The Wise Heart, Buddhist teacher Jack Kornfield echoes the musical metaphor of the original definition of "limbic resonance" offered by authors Lewis, Amini and Lannon of A General Theory of Love, and correlates these findings of Western psychology with the tenets of Buddhism: "Each time we meet another human being and honor their dignity ...