Thibaut Guiraud

• Ph.D
• French Institute of Health and Medical Research

BACKGROUND: Non-specific chronic low back pain (NSCLBP) refers to a complex condition that involves structural, biomechanical, cognitive, psychological, social, and lifestyle issues. First-line therapies include physical therapy and exercise, as well as psychological follow-up and pain medication. AIM: The aim of this study was to assess the impact...

Non-specific chronic low back pain (NSCLBP) is defined as a complex disorder involving structural, biomechanical, cognitive, psychological, social, and lifestyle factors. Non-pharmacological approaches such as exercise and physical therapy have been proposed in first-line treatments, along with psychological follow-up and pain medication if needed....

L’activité physique adaptée (APA) se définit comme une activité physique ou sportive adaptée aux capacités de personnes à besoins spécifiques : atteintes de maladies chroniques, vieillissantes, en situation de handicap ou vulnérables. Elle mobilise des connaissances scientifiques pluridisciplinaires pour évaluer les ressources et les besoins des in...

Background: Exaggerated sympathetic nervous system activity associated with low heart rate variability (HRV) is considered to trigger cardiac arrhythmias and sudden death. Regular exercise training is efficient to improve autonomic balance. Objective: We aimed to verify the superiority of high-intensity interval training (HIIT) to enhance HRV, c...

Ce document présente la synthèse et les recommandations issues des travaux du groupe d’experts réunis par l’Inserm dans le cadre de la procédure d’expertise collective (voir annexe) pour répondre à la demande du Ministère chargé des sports concernant la prévention et le traitement des maladies chroniques par l’activité physique1. Ce travail s’appui...

Background In patients with peripheral arterial disease (PAD), walking improvements are often limited by early pain onset due to vascular claudication. It would thus appear interesting to develop noninvasive therapeutic strategies, such as transcutaneous electrical nerve stimulation (TENS), to improve the participation of PAD patients in rehabilita...

iceps.eu http://www.cepsplatform.eu/posters-2017/ Non-pharmacological interventions (NPIs) consist in products, programs or services. In most cases, they are complements to drug, biotechnical and conventional surgical treatments. They cover the following areas: nutrition, physical therapy and adapted physical activity, psychotherapy and health educ...

Patients with cardiovascular disease show autonomic dysfunction, including sympathetic activation and vagal withdrawal, which leads to fatal events. This review aims to place sympathovagal balance as an essential element to be considered in management for cardiovascular disease patients who benefit from a cardiac rehabilitation program. Many studie...

Background: Isometric strengthening has been rarely studied in patients with coronary heart disease (CHD), mainly because of possible potential side effects and lack of appropriate and reliable devices. Objective: We aimed to compare 2 different modes of resistance training, an isometric mode with the Huber Motion Lab (HML) and traditional strength...

Background: Vitamin D deficiency is a frequent pathology associated with cardiovascular diseases and physical performance. Objective: To study the link between 25-hydroxyvitamin D (25OHD) level and physical performance and gain in physical performance after cardiovascular rehabilitation (CVR) with vitamin D deficiency. Methods: 25OHD level was...

The effectiveness of regular exercise in decreasing both systolic and diastolic blood pressure (BP) is well-established. Our purpose was to assess the impact of both subject and physical activity program characteristics on ambulatory BP through a meta-analysis of the existing literature. Three databases (PubMed, Embase, Web of Science) were searche...

Type de document : lettre à l'éditeur

The aim of this study was to evaluate the impact of brisk walking on physical fitness, body composition and fasting lipid-lipoprotein profile of women 50-65 years-old, once adherence or exercise intensity is considered. A sample of 159 healthy, sedentary, obese postmenopausal women (body mass index [BMI]=29-35kg/m(2)) was subjected to 3 sessions/we...

We created a tool for assessing physical activity (PA), the Acti'MET(®) calculator, to quickly estimate weekly energy expenditure. This study aimed to assess the metrological properties of the tool in cardiac rehabilitation (CR). Two examiners evaluated the reliability and concurrent validity of the tool with cardiac patients. The validity of the t...

The aim of this study was to determine whether 45 mins of transcutaneous electrical nerve stimulation before exercise could delay pain onset and increase walking distance in peripheral artery disease patients. After a baseline assessment of the walking velocity that led to pain after 300 m, 15 peripheral artery disease patients underwent four exerc...

Circulating levels of angiopoietin-like 2 (ANGPTL2), a proinflammatory and proatherogenic protein, are elevated in patients with coronary artery disease (CAD). We hypothesized that high-intensity intermittent exercise (HIIE), known to be beneficial in patients with CAD, would reduce circulating ANGPTL2 levels. Plasma levels of ANGPTL2 were measured...

Objective: The aim of this study was to investigate safety, tolerance, relative exercise intensity, and muscle substrate oxidation during sessions performed on a Huber Motion Lab in coronary heart disease patients. Design: After an assessment of Vo2 peak, 20 coronary heart disease patients participated in two different exercises performed in ran...

Objective: The aim of this study was to investigate safety, tolerance, relative exercise intensity, and muscle substrate oxidation during sessions performed on a Huber Motion Lab in coronary heart disease patients. Design: After an assessment of V˙o2 peak, 20 coronary heart disease patients participated in two different exercises performed in rando...

Background: The exact pathophysiology of Tako-Tsubo cardiomyopathy (TTC) remains unknown but a role for sympathetic hyperactivity has been suggested. Up to now, no direct evidence of sympathetic nerve hyperactivity has been established nor involvement of sympathetic baroreflex identified. The aim of our study was to determine, by direct sympatheti...

Muscle passive contraction of lower limb by neuromuscular electrostimulation (NMES) is frequently used in chronic heart failure (CHF) patients but no data are available concerning its action on sympathetic activity. However, Transcutaneous Electrical Nerve Stimulation (TENS) is able to improve baroreflex in CHF. The primary aim of the present study...

Objectives. — To document the profession of teachers in adapted physical activity (APA) in reha- bilitation centre (SSR) and suggest possible improvements to better structure the profession and the management in these SSR. News. — APA teachers involved in the three main areas of support provided by the SSR (exer- cise training, therapeutic educatio...

High-intensity interval exercise (HIIE) is gaining in popularity in fitness centres, even among coronary heart disease (CHD) patients. However, whether HIIE can have deleterious acute effects on the vasculature in CHD has not been studied. We hypothesized that when compared with moderate-intensity continuous exercise (MICE), a single bout of HIIE c...

Background: QT dispersion (QTd) is a marker of myocardial electrical instability, and is increased in metabolic syndrome (MetS). Moderate intensity continuous exercise (MICE) training was shown to improve QTd in MetS patients. Objectives: To describe long-term effects of MICE and high-intensity interval exercise training (HIIT) on QTd parameters...

Purpose: Autonomic dysfunction including sympathetic activation and vagal withdrawal has been reported in patients with chronic heart failure (CHF). We tested the hypotheses that high-intensity interval exercise (HIIE) in CHF patients would enhance vagal modulation and thus decrease arrhythmic events. Methods: Eighteen CHF patients underwent a b...

Background: The purpose of this study was to compare cardiopulmonary responses, exercise adherence, tolerance, and safety of optimized high-intensity interval exercise (HIIE) compared with moderate-intensity continuous exercise (MICE) in patients with heart failure and reduced ejection fraction (HFREF). Methods: Twenty patients with HFREF (aged...

La sédentarité reste un facteur de risque cardiovasculaire majeur. Les bénéfices de l’activité physique (AP) sont largement admis en prévention primaire et secondaire, et font l’objet de recommandations régulièrement remises à jour par les sociétés savantes internationales. Il persiste néanmoins quelques points de controverse, principalement concer...

The aim of this review is to assess the impact of therapeutic education programmes for Coronary Artery Disease (CAD) and Chronic Heart Failure (CHF), as well as patients’expectations and education needs, tips to improve adherence to lifestyle modifications, and education materials. Therapeutic patient education (TPE) is part of the non-pharmacologi...

Comparer la capacité à répéter des sprints (CRS) entre des joueurs de rugby adultes et des enfants préadolescents.

Objective: To assess the efficacy of a strategy, based on telephone support oriented by accelerometer measurements, on the adherence to physical activity (PA) recommendations in cardiac patients not achieving PA recommendations. Design: Prospective and randomized study. Setting: A cardiac rehabilitation program (CRP) at a clinic. Participants...

High-intensity interval training (HIIT) is frequently used in sports training. The effects on cardiorespiratory and muscle systems have led scientists to consider its application in the field of cardiovascular diseases. The objective of this review is to report the effects and interest of HIIT in patients with coronary artery disease (CAD) and hear...

To objectively assess, in stable cardiac patients, the adherence to physical activity (PA) recommendations using an accelerometer at 2 or 12 months after the discharge of cardiac rehabilitation program (CRP). Eighty cardiac patients wore an accelerometer at 2 months (group 1, short-term adherence, n = 41) or one-year (group 2, long-term adherence,...

The aim of the study is to compare, in coronary artery disease patients, physical activity (PA) assessed with the Dijon Physical Activity Questionnaire (DPAQ) and the true PA objectively measured using an accelerometer. Seventy patients wore an accelerometer (MyWellness Key actimeter) throughout 1 week after a cardiac rehabilitation program that in...

The clinical efficacy of cardiac rehabilitation programs is clearly recognized. Yet, as regards the three main currently employed strategies (exercise, education, and psychobehavioral support), new ideas regularly appear, stemming from studies aimed at providing proof of their efficacy and innocuousness, along with optimal modes of prescription and...

La réadaptation à l’effort dans l’insuffisance cardiaque (IC) est une pratique assez récente, associant exercices physiques et éducation thérapeutique. Les preuves de son efficacité sont multiples, et les grandes lignes des modalités de sa réalisation relativement consensuelles. Néanmoins, plusieurs facteurs liés au patient, à la maladie, et parfoi...

There are little data on the optimization of high-intensity aerobic interval exercise (HIIE) protocols in patients with chronic heart failure (CHF). Therefore, we compared acute cardiopulmonary responses to 4 different HIIE protocols to identify the optimal one. Twenty men with stable systolic CHF performed 4 different randomly ordered single HIIE...

Cardiac rehabilitation programs are well recognized as being essential to the comprehensive care of patients with cardiovascular disease and chronic heart failure. These programs aim at reducing cardiovascular risks, promoting healthy lifestyle behaviours and compliance as well as limiting disability and increasing quality of life (QoL) of cardiac...

although the acute physiological responses to continuous exercise have been well documented in CHD patients, no previous study has examined the responses to high-intensity intermittent exercise in these patients. The purpose of this study was to compare the physiological responses to a high-intensity interval exercise (HIIE) protocol versus a moder...

Introduction. — To compare the repeated sprints ability in rugby players from adults and prea- dolescent children. Synthesis. — We observed a smaller decrease in performance in children compared to adults (P < 0.01). A high correlation was found between maximal aerobic velocity and the sum of all sprints (seconds) performed during the twelve sprint...

The aim of this study was to (1) compare the peak oxygen uptake across three protocols of different duration during an incremental deep water running test to exhaustion; (2) study the reproducibility of peak Vo2 during two repeated incremental deep water running tests; (3) compare peak deep water running test and treadmill cardiopulmonary responses...

The aim of this study was to determine the level of agreement between the new Aquatrainer system and the facemask in the assessment of submaximal and maximal cardiopulmonary responses during exercise performed on ergocycle. Twenty-six physically active healthy subjects (mean age: 41 +/- 14 years) performed a submaximal constant work test followed b...

Increased QT dispersion (QTd) is a marker of myocardial electrical instability and predicts ventricular arrhythmias and sudden cardiac death. Exercise training (ET) has been shown to reduce both QTd and cardiovascular mortality in various populations. Patients with metabolic syndrome (MS) have been shown to have increased QTd. The effect of ET on Q...

Cold temperature is known to commonly precipitate angina pectoris in patients with symptomatic coronary artery disease (CAD). It was previously shown that the ischemic threshold was lower during exercise testing at -8 degrees C than at +20 degrees C in patients with a history of cold-induced angina, whereas it was unchanged in patients without cold...

High intensity interval training has been shown to be more effective than moderate intensity continuous training for improving maximal oxygen uptake (VO(2max)) in patients with coronary heart disease (CHD). However, no evidence supports the prescription of one specific protocol of high intensity interval exercise (HIIE) in this population. The purp...

Recently, high-intensity aerobic interval training was shown to be more effective than continuous moderate-intensity exercise for improving maximal aerobic capacity and endurance in patients with coronary heart disease. However, patients with exercise-induced ischemia were not included in those studies. We present the acute cardiopulmonary response...

The validity of five brands of cycle ergometers was evaluated by the comparison of the Vo(2) requirements at different displayed power. Five physically active men performed a continuous incremental exercise test on five ergometers (Ergomeca, Lifecycle, Monark, Polar S710 and CompuTrainer). The latter was also compared with a standard dynamometer in...

L'entraînement par intervalles à haute intensité est plus efficace que l'entraînement continu d'intensité modérée pour améliorer la consommation maximale d'oxygène (VO2max) et le profil métabolique des patients coronariens. Cependant, il n'y a pas de publications pour appuyer la prescription d'un type d'exercice intermittent (HIIE) spécifique dans...