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Neurofeedback and QEEG
928 Broadway, Suite 305, New York, NY 10010

Merlyn Hurd Ph.D.
Licensed Psychologist and
Certified Neurotherapist

Heartrate Variability

Heart rate variability (HRV) is a physiological phenomenon where the time interval between heart beats varies. It is measured by the variation in the beat-to-beat interval. Other terms used include: "cycle length variability", and "heart period variability".  We work this this phenomonon with techniques that invole learning to breath more accurately/deeply, to bring calm to the whole system, and reduce stress overall.  

The two primary techniques Dr. Hurd uses are:


HeartMath is a unique system of rigorous scientific research, validated techniques, leading-edge products and programs, and advanced technologies for people interested in personal development and improved emotional, mental and physical health. HeartMath is internationally recognized for our practical solutions to transform the stress of change and uncertainty, and bring coherence and renewed energy into people’s lives.

Coherent Breathing

Coherent Breathing is a formal method and systm for cultivating health, well-being, and longevity through breathing nd conscious regulation of certain psycho-psysiological functions.  It was formally introduced in early 2005.


NY Neurofeedback and QEEG • Merlyn Hurd Ph.D. • Licensed Psychologist and Certified Neurotherapist
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