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Related Concept Videos

Factors Influencing Heart Rate01:30

Factors Influencing Heart Rate

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The heart rate, or pulse rate, is a vital indicator of cardiovascular health. It reflects the number of times the heart beats per minute. Various physiological and environmental factors influence heart rate, increasing or decreasing cardiac output. Understanding these factors is crucial for assessing heart function and identifying potential health issues.
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Regulation of Heart Rates01:31

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The regulation of heart rate is a complex process controlled by the autonomic nervous system (ANS), hormonal influences, and intrinsic cardiac mechanisms. The ANS has two main components: the sympathetic nervous system (SNS) and the parasympathetic nervous system (PNS).
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Disturbances in Heart Rhythm01:29

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Arrhythmia or dysrhythmia refers to an abnormal heart rhythm caused by a defect in the heart's conduction system. It can cause the heart to beat irregularly, too quickly, or too slowly, leading to symptoms like chest pain, shortness of breath, and fainting. Factors such as stress, caffeine, alcohol, nicotine, cocaine, certain drugs, congenital defects, diseases, and electrolyte abnormalities can trigger arrhythmias.
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Decreased pulse rate01:14

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Bradycardia is a medical condition in which the heart rate is slower than normal. It occurs when the heart's natural pacemaker, the sinus node, generates slower electrical impulses than the standard rhythm. In adults, bradycardia is diagnosed when the pulse rate falls below 60 beats per minute, indicating a deviation from the normal heart rate range.
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Dysrhythmias II: Classification of Tachyarrhythmias01:28

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Tachyarrhythmias are a type of dysrhythmia where the heart rate exceeds 100 beats per minute. Here are some common types of tachyarrhythmias:Sinus TachycardiaSinus tachycardia originates from increased impulses from the sinus node, leading to an elevated heart rate. It is often triggered by stress, fever, or exercise.Patients may experience palpitations, a sensation of a racing heart, dizziness, and chest discomfort.Causes and Risk Factors: Common causes include physical exertion, emotional...
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Increased pulse rate01:17

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Tachycardia is a condition marked by an abnormally fast or irregular heart rate, surpassing the typical resting rate. In adults, tachycardia is characterized by a pulse rate ranging from 100 to 180 beats per minute. The increased heart rate can result in inadequate blood flow to various body parts, ultimately diminishing the oxygen supply to organs and tissues.
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Autonomic Function Following Concussion in Youth Athletes: An Exploration of Heart Rate Variability Using 24-hour Recording Methodology
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Heart Rate Variability: A Risk Factor for Female Sexual Dysfunction.

Amelia M Stanton1, Tierney A Lorenz, Carey S Pulverman

  • 1Department of Psychology, The University of Texas at Austin, 108 E. Dean Keeton Stop A8000, Austin, TX, 78712, USA, amelia.stanton@gmail.com.

Applied Psychophysiology and Biofeedback
|June 18, 2015
PubMed
Summary

Low heart rate variability (HRV), a marker of autonomic nervous system function, is linked to sexual dysfunction in women. This study suggests low resting HRV may indicate a higher risk for female sexual arousal and overall sexual dysfunction.

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Area of Science:

  • Physiology
  • Autonomic Nervous System Research
  • Women's Health

Background:

  • Heart rate variability (HRV) quantifies autonomic nervous system activity and adaptability.
  • Low resting HRV is associated with mental health conditions like depression and anxiety.
  • HRV reflects the balance between sympathetic (SNS) and parasympathetic nervous system activity, crucial for physiological responses.

Purpose of the Study:

  • To investigate the feasibility of using HRV as an indicator of women's sexual arousal function outside laboratory settings.
  • To explore the relationship between resting HRV and self-reported sexual arousal and overall sexual function in women.

Main Methods:

  • Assessed resting heart rate variability (HRV) in 72 women aged 18-39.
  • Collected self-reported data on sexual arousal function and overall sexual function.
  • Compared sexual function metrics based on below average, average, and above average HRV levels.

Main Results:

  • Women with below average HRV were significantly more likely to report sexual arousal dysfunction (p < .001).
  • A significant association was found between below average HRV and overall sexual dysfunction (p < .001).
  • These findings indicate a potential link between lower autonomic nervous system adaptability and impaired sexual function in women.

Conclusions:

  • Low resting heart rate variability may serve as a potential risk factor for female sexual arousal dysfunction.
  • Reduced HRV could also be indicative of broader sexual dysfunction in women.
  • Further research is warranted to understand the mechanisms linking HRV and female sexual health.