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Related Concept Videos

Exercise and Cardiovascular Response01:20

Exercise and Cardiovascular Response

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Exercise significantly impacts cardiovascular response, which is crucial for understanding patient health and designing effective treatment plans.
Light to moderate physical activity initiates a series of interconnected responses in the body. The heart rate modestly increases in anticipation of the workout, followed by widespread vasodilation as oxygen consumption by skeletal muscles increases. This results in decreased peripheral resistance, increased capillary blood flow, and accelerated...
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Heart Failure VI: Adjunct Therapies01:22

Heart Failure VI: Adjunct Therapies

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Additional therapies for treating patients with heart failure (HF) may include procedural interventions, supplemental oxygen, the management of sleep disorders, and nutritional therapy.Procedural InterventionsImplantable Cardioverter-Defibrillator: For patients at risk of life-threatening arrhythmias due to severe left ventricular dysfunction, an Implantable Cardioverter-Defibrillator (ICD) can detect and terminate these arrhythmias, preventing sudden cardiac death and improving survival rates.
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Exercise and Muscle Performance01:27

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Exercise induces a range of adaptations in muscle tissue, depending on the type and duration of activity. Such physical training can be broadly categorized into two types: endurance exercises and resistance exercises.
Endurance exercises
Endurance exercises involve running, swimming, or cycling, which require repetitive movements with low force output. When a person engages in endurance exercise, a few noticeable changes occur in their skeletal muscles. For instance, the number of capillaries...
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Heart Failure VII: Nursing Interventions01:30

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The first step in nursing management of a patient with heart failure involves thoroughly assessing the patient's medical history.Subjective Data: Obtain the patient's medical history of coronary artery disease, hypertension, myocardial infarction, and symptoms like dyspnea, orthopnea, and paroxysmal nocturnal dyspnea.Objective Data: Conduct a physical examination to identify findings such as jugular vein distention, pulmonary crackles, tachycardia, murmurs, peripheral edema, and vital signs,...
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Pharmacodynamics in Geriatric Patients: Effects of Age01:27

Pharmacodynamics in Geriatric Patients: Effects of Age

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Age-related pharmacokinetic changes are extensively documented, but understanding age-related pharmacodynamic alterations is relatively limited. This knowledge gap can be partly attributed to the complexity of developing appropriate measures of drug responses compared to bioanalytical methods for determining drug concentrations.Most information regarding age-related differences in human pharmacodynamics originates from cross-sectional studies. However, these studies assume that observed mean...
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Exercise Stress Test01:26

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Introduction
Exercise stress testing, commonly known as a treadmill test, is a noninvasive procedure used to evaluate cardiovascular function and diagnose heart conditions.
Definition
An exercise stress test measures the heart's response to exertion using a treadmill or stationary bicycle. Chest electrodes record the heart's electrical activity through an ECG, and blood pressure is monitored regularly.
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Related Experiment Video

Updated: Mar 14, 2026

Exergaming in Older People Living with HIV Improves Balance, Mobility and Ameliorates Some Aspects of Frailty
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Exercise prescription to reverse frailty.

Nick W Bray1,1, Rowan R Smart1,1, Jennifer M Jakobi1,1

  • 1School of Health and Exercise Sciences, University of British Columbia Okanagan, Kelowna, BC V1V 1V7, Canada.

Applied Physiology, Nutrition, and Metabolism = Physiologie Appliquee, Nutrition Et Metabolisme
|September 22, 2016
PubMed
Summary

Exercise is the best therapy to reverse frailty in older adults. Tailored exercise programs, focusing on resistance and balance for pre-frail individuals and aerobic for frail individuals, can restore function and quality of life.

Keywords:
agingentraînement physiqueexercice contre résistanceexercise prescriptionexercise recommendationsexercise trainingfragilitéfrailtyprescription d’exercicerecommandations en matière d’exercice physiqueresistance exercisevieillissement

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Area of Science:

  • Geriatrics
  • Exercise Physiology
  • Public Health

Background:

  • Frailty is a geriatric syndrome characterized by physiological deficits impacting homeostasis.
  • These deficits compromise an older adult's ability to meet daily life demands.
  • Exercise is a promising therapeutic intervention to reverse frailty.

Purpose of the Study:

  • To provide evidence-based exercise recommendations for pre-frail and frail older adults.
  • To outline specific training components, frequencies, durations, and intensities for each group.
  • To highlight exercise as a key strategy for mitigating frailty and improving functional independence.

Main Methods:

  • Review of current literature on exercise interventions for frailty.
  • Categorization of recommendations based on the Cardiovascular Health Study-Frailty Phenotype (CHS-frailty phenotype).
  • Specification of exercise types (aerobic, resistance, flexibility, balance), frequency, duration, and intensity (Borg CR10 scale, % of 1-repetition maximum).

Main Results:

  • Pre-frail adults (1-2 deficits): 2-3 times/week, 45-60 min sessions, emphasizing resistance and balance.
  • Frail adults (≥3 deficits): 3 times/week, 30-45 min sessions, emphasizing aerobic training.
  • Intensity recommendations: Borg CR10 scale 3-4 for aerobic, balance, flexibility; 55%-80% 1RM for resistance training.

Conclusions:

  • Exercise is a potent intervention to reverse or mitigate frailty.
  • Personalized exercise prescriptions can enhance functional gains and preserve independence.
  • Implementing targeted exercise programs is crucial for improving quality of life in at-risk older adults.