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Variation in the time intervals between heartbeats
Heart rate variability (HRV) is the physiological phenomenon of variation in the time interval between heartbeats. It is measured by the variation in the
Heart_rate_variability
Pregnancy monitoring test
Contractions (uterine activity) BRA: Baseline fetal heart rate (FHR) V: Baseline FHR variability A: Presence of accelerations D: Periodic or episodic
Cardiotocography
Speed of the heartbeat, measured in beats per minute
Heart rate is the frequency of the heartbeat measured by the number of contractions of the heart per minute (beats per minute or bpm). The heart rate
Heart_rate
Gaining awareness of biological processes
determines the heart rate at that moment. The statistical variability of that interbeat interval is what we call heart rate variability. The ECG method
Biofeedback
Activity of the vagus nerve
to heart rate modulation and heart rate variability. Respiratory sinus arrhythmia (RSA) is typically a benign, normal variation in heart rate that occurs
Vagal_tone
Personal monitoring device
audio sample of heart rate monitor Problems playing this file? See media help. A heart rate monitor (HRM) is a personal monitoring device that allows
Heart_rate_monitor
Homeostatic mechanism in the body
may be responsible for a part of the low-frequency component of heart rate variability, the so-called Mayer waves, at 0.1 Hz. The baroreflex can be used
Baroreflex
Topics referred to by the same term
to: Genetic variability, a measure of the tendency of individual genotypes in a population to vary from one another Heart rate variability, a physiological
Variability
Division of the autonomic nervous system
modulate innate immune responses. Non-invasive indices such as heart rate variability (HRV), especially measures that reflect vagal modulation of the
Parasympathetic nervous system
Parasympathetic_nervous_system
Native American musical instrument
playing Native American flutes found a significant positive effect on heart rate variability, a metric that is indicative of resilience to stress. The Native
Native_American_flute
Finnish health technology company
an algorithm developed by the company. This allows the heart rate and heart rate variability (as measured by RMSSD) to be determined. Oura's sensors
Oura_Health
Heart rate measuring algorithm used in ECGs
for measuring heart rate, the first way to assess the heart health state. In the first derivation of Einthoven of a physiological heart, the QRS complex
Pan–Tompkins_algorithm
Chronic multi-symptomatic pain disorder
associated with an increase in heart rate variability. Some examples of interventions that increase the heart rate variability and vagal tone are meditation
Fibromyalgia
Rare disease which results in brain inflammation
Over time, seizures, decreased breathing, and blood pressure and heart rate variability typically occur. In some cases, patients may develop catatonia.
Anti-NMDA receptor encephalitis
Anti-NMDA_receptor_encephalitis
Physiological state of dormant inactivity in order to pass the winter season
starts to rise, unrelated to heart rate variability but rather driven by the ambient temperature. The heart rate variability only increases around three
Hibernation
Wearable technology company
capacity. The device collects data on sleep, heart rate variability (HRV), resting heart rate, and respiratory rate to create a daily recovery score ranging
Whoop_(company)
Cyclic changes in arterial blood pressure
beneficial to end organ functioning. Mayer waves are correlated with heart rate variability. Takalo et al. (1999) state that "the frequency shift of Mayer waves
Mayer_waves
Manufacturer of sports training devices
manufactures a range of heart rate monitoring devices, and accessories for athletic training and fitness and also to measure heart rate variability. In 1975, there
Polar_Electro
Symptom tracking mobile app
The app gathers data on exertion levels, symptom severity, and heart-rate variability. HRV is approximated using a smartphone's camera via a technique
Visible_(mobile_app)
Fringe psychological treatment recognized as a pseudoscience
SUD[clarification needed] as the only measure of efficacy other than HRV(Heart Rate Variability); using an out of context physiological measure (HRV) in an inappropriate
Thought_Field_Therapy
Examination of the heart's electrical activity
events based on the time-frequency features. Application scenarios Heart Rate Variability Analysis (HRV): Time-frequency analysis helps to separate sympathetic
Electrocardiography
Form of human sexual intercourse
Preut, Ragnar (January 2003). "Vaginal Intercourse Frequency and Heart Rate Variability". Journal of Sex & Marital Therapy. 29 (5): 371–380. doi:10.1080/00926230390224747
Penile–vaginal_intercourse
professional-grade heart rate and fitness monitoring devices capable of measuring heart rate, respiration, heart rate variability, activity level, and
Zephyr_Technology
American psychologist
from normal cognition to Alzheimer’s disease. People with higher heart rate variability (HRV) are typically less anxious and less depressed. Previous theoretical
Mara_Mather
Oscillation between the slow-wave and REM phases of sleep
secretion of thyroid-stimulating hormone correlates inversely. Heart rate variability, well known to increase during REM, predictably also correlates
Sleep_cycle
American biomedical researcher (born 1967)
methods for monitoring heart rate variability. The processing device monitors heart beat data, and executes a heart rate variability program to detect physiological
Joseph_Dituri
Area of study within psychosomatic medicine
(December 2012). "A meta-analysis of heart rate variability and neuroimaging studies: implications for heart rate variability as a marker of stress and health"
Psychoneuroimmunology
French consumer electronics company
swimming, walking and running automatically. It also incorporates weight, heart rate, and body mass data from Withings' wireless scales, like the Smart Body
Withings
Proposed constructs pertaining to the vagus nerve
Healthy human fetuses have high variability in heart rate, which is mediated by the vagus. On the other hand, heart rate decelerations, which are also mediated
Polyvagal_theory
continuously measure biometrics such as heart rate, blood oxygen levels, blood pressure, heart rate variability, respiration rate, VO2 and other parameters for
Valencell
(December 2012). "A meta-analysis of heart rate variability and neuroimaging studies: implications for heart rate variability as a marker of stress and health"
Cholinergic anti-inflammatory pathway
Cholinergic_anti-inflammatory_pathway
org/10.4330/wjc.v7.i4.204 Cygankiewicz, I., & Zaręba, W. (2013). Heart rate variability. In Handbook of Clinical Neurology (pp. 379–393). https://doi.org/10
Anatomy_of_the_human_heart
Health industry trade group
wearables measure and track physiological signals such as heart rate, heart rate variability, electrodermal activity, motion and acceleration, skin temperature
Empatica
Psychological phenomenon
capacity are more prone to bedtime procrastination. Research using heart rate variability, a biological marker of the body's ability to regulate impulses
Bedtime_procrastination
VNS device companies
vibrations to the body. A feasibility study suggested effects on heart rate variability, but further trials are needed. Sensate: A chest-worn device producing
Non-invasive vagus nerve stimulation devices
Non-invasive_vagus_nerve_stimulation_devices
Irregular beating of the atria of the heart
definition, the heart rate will be tachycardic. Blood pressure may be variable, and often difficult to measure as the beat-by-beat variability causes problems
Atrial_fibrillation
Type of meditation
Psychology portal Western Sufism Heart rate variability Kroeker, J. (2011). "Balancing Mind with Heart:An Introduction to Heart Rhythm Meditation". Davidson
Heart_Rhythm_Meditation
State of consciousness between waking and sleeping
body such as increased dopamine release in the brain, improved heart rate variability, reduced blood pressure, reduced anxiety, and improved self-esteem
Yoga_nidra
Use of dogs in educational settings to support wellbeing and learning
during sessions, such as lower salivary cortisol and stabilized heart rate variability (HRV). A study involving children with ASD or DS showed cortisol
School_dog
Time series plot of a dynamical system
oscillations in heart rate variability and other non-linear dynamic systems. In the context of electrocardiography, the rate of the healthy heart is normally
Poincaré_plot
Storytelling by enacting a character
experienced stress, causing elevated heart rate, the more experienced actors displayed less heart rate variability than the less experienced actors in
Acting
Any disease or malfunction of the autonomic nervous system
PMID 32079137. McIntosh RC (August 2016). "A meta-analysis of HIV and heart rate variability in the era of antiretroviral therapy". Clin Auton Res (Review).
Dysautonomia
electrooculography (EOG) signals. It enables the computation of Heart Rate Variability (HRV) and Respiratory Variability (RRV) metrics. It also implements a variety of
NeuroKit
milliseconds. In normal heart function, each IBI value varies from beat to beat. This natural variation is known as heart rate variability (HRV). However, certain
Interbeat_interval
Psychological theory
signaling effects. A 2007 experiment by Segertrom and Nes found HRV (heart rate variability) to be a marker for ego depletion as well as an index for self-control
Ego_depletion
Pressure exerted by circulating blood upon the walls of arteries
appropriately treated. For people with high blood pressure, higher heart rate variability (HRV) is a risk factor for atrial fibrillation. Both high systolic
Blood_pressure
Intense physical sensation of sexual release
reduction in the risk of heart attack or stroke. There is some research suggesting that greater resting heart rate variability is associated with orgasms
Orgasm
Physicist
optic-nerve-fiber spike train. Fractal behavior of neurotransmitter exocytosis. Heart rate variability (HRV). Detection theory in hearing and vision. Sigma Xi (1968).
Malvin_Carl_Teich
Tactile arterial palpation of the heartbeat by fingertips
measurements of heart rate variability and pulse rate variability differ. In healthy people, the pulse rate is close to the heart rate, as measured by
Pulse
Act of staging or presenting a form of entertainment
1007/s10484-014-9240-2. PMID 24477850. S2CID 43418025. Maclntyre, Valerie (2010). "Heart Rate Variability as a Predictor of Speaking Anxiety". Communication Research Reports
Performance
Device or application for monitoring fitness
hospitalization. Medical monitoring of a patient's body temperature, heart rate, heart rate variability, brain activity, muscle motion, and other critical data can
Fitness_tracker
Waxy white substance found coating the skin of newborn human babies
Casini A, Barsotti N, Boschiero D, Cavigioli F, et al. (2020). "Heart Rate Variability in the Perinatal Period: A Critical and Conceptual Review". Frontiers
Vernix_caseosa
School of literary theory focused on writings' readers
emotionally intense parts of a story, readers respond with changes in heart rate variability, indicative of increased activation of the sympathetic nervous system
Reader-response_criticism
Systemic response to surgical injury
B cells. Examples of used parameters are blood pressure, heart rate, heart rate variability, photoplethysmography and skin conductance. Essentially, physiologic
Surgical_stress
Emotional state of low tension and an absence of arousal
possibly via self-reported (or self-tracked) subjective mental states, heart rate variability, cortisol levels, as well as, possibly less commonly, changes to
Relaxation_(psychology)
heart rate. Schmidt reasoned that just as loss of variability in heart rate indicated patients more likely to be at high risk of dying after a heart attack
Heart_rate_turbulence
Portable device for cardiac monitoring
provides the physician with information about heart beat morphology, beat interval measurement, heart rate variability, rhythm overview and patient diary (moments
Holter_monitor
Best personal yoga trainer
Kulkarni; R Nagarathna; HR Nagendra (January 2010). "Measures of heart rate variability in women following a meditation technique". Int J Yoga. 3 (1): 6–9
H._R._Nagendra
Topics referred to by the same term
Look up hrv in Wiktionary, the free dictionary. HRV may refer to: Heart rate variability Holmes' ribgrass virus Human rhinovirus Harness Racing Victoria
HRV
Study of the welfare of animals
studies Self selection of anxiolytics Effects of frustration Heart rate Heart rate variability Corticosteroids in plasma, saliva, urine, faeces, hair, feathers
Animal_welfare_science
Period in electrocardiography
(link) CS1 maint: others (link) Karacan M, Ceviz N, Olgun H (2012). "Heart rate variability in children with acute rheumatic fever". Cardiol Young. 22 (3):
PR_interval
Effects of stress on sleep patterns
heart rate variability. Due to these changes in heart rate variability, which can harm the capabilities and strength of the heart, the risk of heart disease
Psychological stress and sleep
Psychological_stress_and_sleep
German scientist
N.; Ellis, R. J.; Hillecke, T. K.; Thayer, J. F. (March 2014). "Heart rate variability and experimentally induced pain in healthy adults: a systematic
Julian Koenig (neuroscientist)
Julian_Koenig_(neuroscientist)
Abnormally high heart rate after a postural change
characterized by an abnormal increase in heart rate upon sitting up or standing. POTS in adults is characterized by a heart rate increase of 30 beats per minute
Postural orthostatic tachycardia syndrome
Postural_orthostatic_tachycardia_syndrome
Japanese-bred Thoroughbred racehorse
Shigeto; Hiraga, Atsushi; Yokota, Sadao (September 2003). "Heart Size and Heart Rate Variability of the Top Earning Racehorse in Japan, T. M. Opera O". Journal
T._M._Opera_O
Type of sound therapy
"Vibroacoustic Research". Sound Oasis. "The Science I Chronic Stress, Heart Rate Variability, and Cortisol". Apollo Neuroscience, Inc. "WHAT IS SUBPAC?". SUBPAC
Vibroacoustic_therapy
Wear and tear on the body due to stress
(link) Viljoen M, Claassen N (June 2017). "Allostatic load and heart rate variability as health risk indicators". African Health Sciences. 17 (2): 428–435
Allostatic_load
Triatomic oxygen molecule
affect the heart as well. Ozone causes short-term autonomic imbalance leading to changes in heart rate and reduction in heart rate variability; and high-level
Ozone
American triathlete (born 1981)
Years, His Current Fitness and Biohacking Routines, How to Train Heart Rate Variability, EMF Exposure, and More - Tetragrammaton With Rick Rubin". 16 December
Ben_Greenfield
Smart shirt
Hexoskin is an open data smart shirt for monitoring EKG, heart rate, heart rate variability, breathing rate, breathing volume, actigraphy and other activity measurements
Hexoskin
and heart rate time series, respectively. More advanced approaches that take into account the relationship between QTV and heart rate variability include
QT_interval_variability
and borderline personality, that worsen with poor sleep patterns. Heart rate variability (HRV) is described as the time interval between heartbeats, and
Sleep_and_emotions
Long-term high blood pressure in the arteries
diastolic dysfunction. For patients having hypertension, higher heart rate variability (HRV) is a risk factor for atrial fibrillation. Pulse pressure (the
Hypertension
Type of membrane receptor that acts through a second messenger
and play key roles in regulating rates of resting energy expenditure (REE), resting heart rate, heart rate variability, and global myocardial oxygen consumption
Metabotropic_receptor
Effect of alcohol on the human body
People who drank more alcohol had higher cortisol levels and lower heart rate variability (which is controlled by the autonomic nervous system, ANS), suggesting
Alcohol_and_cortisol
Heart rate variability P.M. Middleton, C.H. Tang, G.S. Chan, S. Bishop, A.V. Savkin, and N.H. Lovell, Peripheral photoplethysmography variability analysis
Photoplethysmogram variability
Photoplethysmogram_variability
Disease involving heart or blood vessels
implicated PM2.5 in irregular heart rhythm, reduced heart rate variability (decreased vagal tone), and most notably heart failure. PM2.5 is also linked
Cardiovascular_disease
Branch of psychology
skin response, GSR), cardiovascular measures (heart rate, HR; beats per minute, BPM; heart rate variability, HRV; vasomotor activity), muscle activity (electromyography
Psychophysiology
Sleep disorder
found that individuals with high social jet lag exhibited lower heart rate variability, a marker of poor sleep quality. This is particularly evident in
Social_jetlag
German physicist
; Kleiner, H. J.; Wessel, N. (1995). "Quantitative analysis of heart rate variability". Chaos: An Interdisciplinary Journal of Nonlinear Science. 5 (1)
Jürgen_Kurths
Canadian-American clinical psychologist
has explored the overall balance between the SNS and PNS (i.e., heart rate variability) as an important marker and treatment target for female sexual function
Cindy_Meston
Division of the nervous system supplying internal organs, smooth muscle and glands
Hans-Christian (May 1, 2016). "Short-term effects of espresso coffee on heart rate variability and blood pressure in habitual and non-habitual coffee consumers-
Autonomic_nervous_system
Biofeedback video game
fingers and measures heart rate variability and skin conductance level. Heart rate variability measures the amount of variability between heartbeats, which
Journey_to_Wild_Divine
Result from excessive strenuous exercise
resting heart rate – a persistently high heart-rate after adequate rest, such as in the morning after sleep, can indicate overtraining Reduced heart rate variability
Overtraining
Health-tech company in India
movement, skin temperature and heart‑rate variability. Additional functions, including an AFib detection module that monitors heart rhythm using FibriCheck,
Ultrahuman
Yogic breathing technique
immune cells of practitioners. Other work has reported changes in heart rate variability and in serum cortisol, though findings have not been consistent
Sudarshan_Kriya
Apple Watch operating system
variety of health metrics for measurement and tracking. These include: heart rate maximal aerobic capacity, otherwise known as VO2 max. (added in watchOS
WatchOS
Mental disorder involving eccentricity and social isolation in afflicted individuals
Psychosocial Stress Reactivity and Evaluation of Wearable Devices for Heart Rate Variability Measurement (mres thesis). University of Lincoln. Archived from
Schizotypal personality disorder
Schizotypal_personality_disorder
Connection between brain and computer
as electromyography (EMG), galvanic skin resistance (GSR), and heart rate variability (HRV) can do so. Many biofeedback systems treat disorders such as
Brain–computer_interface
Functional gastrointestinal disorder
S2CID 26067985. Mróz M, Czub M, Brytek-Matera A (August 2022). "Heart Rate Variability-An Index of the Efficacy of Complementary Therapies in Irritable
Irritable_bowel_syndrome
Inhalation of tobacco smoke by persons other than the intended active smoker
increase in the risk of bladder cancer. A risk of heart disease and reduced heart rate variability. Epidemiological studies have shown that both active
Passive_smoking
Bell worn around the neck of livestock
Antonia; Hillmann, Edna (2015). "Do bells affect behaviour and heart rate variability in grazing dairy cows?". PLOS ONE. 10 (6) e0131632. Bibcode:2015PLoSO
Cowbell
Graph of a person's sleep
Sympatho-Vagal Balance during Sleep: Frequency Domain Study of Heart Rate Variability and Respiration". Front Physiol. 3: 45. doi:10.3389/fphys.2012.00045
Hypnogram
Suite of AI features by Samsung
Energy score based on factors such as sleep quality, activity, and heart rate variability. The score is intended to reflect a user's general condition for
Galaxy_AI
Rapid quivering of the ventricles of the heart
other uses in medicine and in cardiology, including analysis of heart rate variability and assessment of cardiac function, as well as in imaging and acoustics
Ventricular_fibrillation
Chinese physician
Ernst, Gernot (2017). "Hidden Signals-The History and Methods of Heart Rate Variability". Frontiers in Public Health. 5: 265. Bibcode:2017FrPH....5..265E
Bian_Que
on measurements of their skin temperature, heart rate, perfusion, breathing rate, and heart rate variability. Data collected from the bracelet is displayed
Ava_(company)
Psychological experiment
Retrieved 2021-06-08. Lehrer, Paul M.; Gevirtz, Richard (2014-07-21). "Heart rate variability biofeedback: how and why does it work?". Frontiers in Psychology
Valins_effect
Neuropeptide
sleep-inducing peptide alters bispectral index, the electroencephalogram and heart rate variability when used as an adjunct to isoflurane anaesthesia". Eur J Anaesthesiol
Delta-sleep-inducing_peptide
Process of moving air in and out of the lungs
diastolic blood pressure and increases parasympathetic contributions to heart rate variability in young adults". American Journal of Physiology. Regulatory, Integrative
Breathing
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HEART RATE-VARIABILITY
HEART RATE-VARIABILITY
Surname or Lastname
Irish
Irish : reduced Anglicized form of Gaelic Ó hEachthighearna ‘descendant of Eachthighearna’, a personal name meaning ‘lord of horses’, from each ‘horse’ + tighearna ‘master’, ‘lord’. This name is most common in southwestern Ireland.Irish : Anglicized form of Gaelic Ó hUidhrÃn (see Herron).English : variant of Heron 1.English : topographic name for someone who lived by a bend in a river or in a recess in a hill, both of which are meanings of Middle English herne (Old English hyrne). It may also be a habitational name from any of the various places, such as Herne in Kent and Hurn in Dorset, which are named with the Old English word. Its exact original sense and its etymology are not clear; it may be a derivative of horn ‘horn’.English : habitational name from Herne in Bedfordshire, so called from the dative plural (originally used after a preposition) of Old English hær ‘stone’.
Female
Hindi/Indian
(रति) Hindi myth name of the wife of Kama, RATI means "pleasure."
Surname or Lastname
English
English : variant of Earl, with the addition of an inorganic initial H-.
Surname or Lastname
English
English : variant spelling of Hurst.Jewish : American adoption of the English name in place of some like-sounding Ashkenazic name such as Hirsch.
Surname or Lastname
English (chiefly southwest)
English (chiefly southwest) : occupational name for a tender of animals, normally a cowherd or shepherd, from Middle English herde (Old English hi(e)rde).
Female
Portuguese
Portuguese form of Hebrew Ruth, RUTE means "appearance" or "friendship."
Surname or Lastname
English
English : variant spelling of Raw.North German : variant of Rave.
Male
English
Variant spelling of English Ray, RAE means "wise protector."Â
Surname or Lastname
English and Scottish
English and Scottish : from the personal name Pat(t), Pate, a short form of Patrick.English and Scottish : nickname for a man with a bald head, from Middle English pate ‘head’, ‘skull’.French (Paté) : from Old French pat(t)é ‘with paws’, ‘pawed’ (from pat(t)e ‘paw’), a nickname, applied presumably to a man with large and clumsy hands and feet.German : nickname for a trustworthy man, from Middle High German pate, Middle Low German pade ‘godfather’, ‘male relative’ (see Paeth), or alternatively from a personal name Bado, probably meaning ‘battle’, ‘fight’.
Surname or Lastname
English
English : topographic name for someone who lived by a pass or narrow valley, from Old English hraca ‘throat’, or a habitational name from any of the minor places deriving their name from this word, such as Rake in Devon or The Rake in Sussex.English and Dutch : from Middle English, Middle Dutch rake ‘rake’, applied as a metonymic occupational name for a maker of such implements or as a nickname for a tall thin man. (The expression ‘lean as a rake’ is found in Chaucer.)
Male
English
Medieval form of English Ralph, RAFE means "wise wolf."
Male
English
English surname transferred to unisex forename use, TATE means "cheerful."
Surname or Lastname
English
English : variant of Hare.
Boy/Male
British, English
From the Thicket of Trees
Female
English
English name, possibly derived from the vocabulary word ray, RAE means "sunbeam."
Female
English
Variant spelling of English Kate, CATE means "pure."
Surname or Lastname
English
English : variant spelling of Hart.
Surname or Lastname
English and North German
English and North German : from a personal name or nickname meaning ‘stag’, Middle English hert, Middle Low German hërte, harte.German : variant spelling of Hardt 1 and 2.Jewish (Ashkenazic) : ornamental name or a nickname from German and Yiddish hart ‘hard’.Irish : Anglicized form of Gaelic Ó hAirt ‘descendant of Art’, a byname meaning ‘bear’, ‘hero’. The English name became established in Ireland in the 17th century.French : from an Old French word meaning ‘rope’, hence possibly a metonymic occupational name for a rope maker or a hangman.Dutch : nickname from Middle Dutch hart, hert ‘hard’, ‘strong’, ‘ruthless’, ‘unruly’.This name was brought independently to New England by many bearers from the 17th century onward. Stephen Hart was one of the founders of Hartford, CT, (coming from Cambridge, MA, with Thomas Hooker) in 1635.
Female
English
Pet form of English Katherine, KATE means "pure."
Male
Hebrew
Short form of Hebrew Nathan, NATE means "a giver" or "whom God gave."
HEART RATE-VARIABILITY
HEART RATE-VARIABILITY
HEART RATE-VARIABILITY
HEART RATE-VARIABILITY
HEART RATE-VARIABILITY
HEART RATE-VARIABILITY
HEART RATE-VARIABILITY
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