heart rate variability

USAGE SUMMARY

"heart rate variability" is a correct and usable phrase in written English.
You can use it when discussing the changes in the time interval between one heartbeat and the next. For example, "Exercise can improve heart rate variability, leading to better overall cardiovascular health."

✓ Grammatically correct

Science

News & Media

Human-verified examples from authoritative sources

Exact Expressions

59 human-written examples

The exploratory variables include heart rate variability.

Diabetes, Metabolic Syndrome and Obesity: Targets and Therapy

Variables indicating heart rate variability (HRV) were determined [ 39, 40].

BMC Musculoskeletal Disorders

A secondary goal is to determine if heart rate variability can identify those who will benefit most from the devices.

The New York Times - Health

"A change in heart rate variability is a good signal that there has been a shift," he said.

The Guardian - Lifestyle

Heart rate variability.

JA Clinical Reports

Long term heart rate variability analysis.

International Journal of Bipolar Disorders

Said physiological info includes: respiratory rate, BioConductance, daily activity level, heart rate variability and heart rate.

TechCrunch

During labor, there was abnormal heart rate variability.

JA Clinical Reports

Welltory says it currently has 125,000 users and 650,000+ heart rate variability measurements.

TechCrunch

Another study examined heart rate variability for a longer period.

The Journal of Headache and Pain

Human-verified similar examples from authoritative sources

Similar Expressions

1 human-written examples

Heart-rate variability was studied using the standard protocol.

Journal of Cardiovascular Disease Research

Expert writing Tips

Best practice

When writing about "heart rate variability", specify the context, such as during exercise, sleep, or under stress, to provide a clearer understanding of the physiological state being discussed.

Common error

Avoid treating "heart rate variability" as merely the same as heart rate. Instead, emphasize it is the variation in time intervals between heartbeats, which provides a more nuanced view of autonomic nervous system function.

Linguistic Context

The phrase "heart rate variability" functions primarily as a noun phrase, often serving as the subject or object of a sentence. It refers to a physiological measurement. As Ludwig AI indicates, it is a correct phrase.

Expression frequency: Very common

Frequent in

Science

68%

News & Media

30%

Formal & Business

2%

Less common in

Academia

0%

Encyclopedias

0%

Wiki

0%

Ludwig's WRAP-UP

In summary, "heart rate variability" (HRV) is a widely used and grammatically correct term that refers to the variation in time intervals between heartbeats, serving as an indicator of autonomic nervous system function. Ludwig AI confirms its correct usage. Predominantly found in scientific and news contexts, HRV is a valuable measure in assessing cardiovascular health and stress response. While high HRV is generally associated with better health, factors like age and lifestyle can significantly influence it. When discussing HRV, clarity can be enhanced by specifying the context of measurement. Understanding that HRV is more than just heart rate itself is crucial.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

heart rate dynamics

Emphasizes the changing patterns and processes of heart rate over time.

cardiac rhythm variation

Focuses on the changes in the heart's rhythm rather than just the rate.

beat-to-beat heart rate changes

Highlights the immediate, consecutive alterations in heart rate.

heart period variability

Refers to changes in the duration of time between heartbeats.

autonomic cardiac control

Describes the nervous system's influence on heart rate fluctuations.

vagal tone modulation

Specifically addresses changes in the activity of the vagus nerve's effect on heart rate.

sinus arrhythmia

Implies a specific type of heart rate irregularity.

RR interval fluctuation

Focuses on the variation in the time interval between successive R waves in an ECG.

cardiac acceleration and deceleration

Describes the speeding up and slowing down of heart rate in response to stimuli.

heart rhythm irregularity

Suggests an inconsistency in the heart's natural rhythm.

FAQs

How is "heart rate variability" measured?

"Heart rate variability" is typically measured using an electrocardiogram (ECG) or photoplethysmography (PPG) to track the beat-to-beat changes in heart rate over a specific period.

What does a high "heart rate variability" indicate?

Generally, a high "heart rate variability" is associated with better cardiovascular health and a greater ability to adapt to stress. It reflects a balanced autonomic nervous system.

What factors can affect "heart rate variability"?

Factors such as age, fitness level, stress, medical conditions, and even breathing patterns can influence "heart rate variability". Lifestyle choices like exercise and sleep also play a role.

What is the difference between "heart rate variability" and "heart rate"?

"Heart rate" is the number of heartbeats per minute, while "heart rate variability" is the variation in the time interval between those beats. HRV provides more information about autonomic nervous system function than heart rate alone.