Training Load and Injuries in Volleyball: An Approach Based on Different Methods of Calculating Acute to Chronic Workload Ratio.

Background: Many questions persist regarding the relationship between training load and injuries in volleyball, as well as the best method for calculating acute:chronic workload ratio (ACWR). This study aimed to investigate the relationship between different metrics of training load and risk of injury in male professional volleyball players.

Hypothesis: ACWR, as a training load measure, is useful for identifying injury risk in volleyball players, regardless of calculation method.

Incidence and biomechanical risk factors for running-related injuries: A prospective cohort study.

Background: Injuries among runners is significant, yet the contributing risk factors remain elusive. The objective of this study was to examined the incidence and biomechanical elements associated with running-related injuries.

Methods: A 24-week prospective study was carried out.

Does the intensity of pain and disability affect health-related quality of life of older adults with back pain? Multilevel analysis between Brazil and Netherlands: a cross-sectional study of the BACE consortium.

Background: The prognosis of back pain (BP) in the older adults is less favorable than in younger adults and progress to adverse outcomes and consequent worsening of health-related quality of life (HRQoL). The present study aimed to verify the association between BP intensity, disability and HRQoL in older adults residents in Brazil and Netherlands, and to evaluate whether the country of residence influences the associations.

Methods: Data were collected from 602 Brazilian and 675 Dutch participants with a new episode of BP from the Back Complaints in Elders (BACE) consortium.

Nasal dilator and physiological parameters associated to running performance: A systematic review and meta-analysis.

Nasal dilators were created to expand the nasal valve area. The aim of this systematic review was to verify physiological parameters associated to running performance with the use of nasal dilators. This study was registered in PROSPERO (CRD42021225795).

Perceived exertion, postural control, and muscle recruitment in three different quadruped exercises performed by healthy women.

Although quadruped exercises (QE) have been a part of rehabilitation and sports programs, there is no clarity on how these exercises challenge the musculoskeletal system. Therefore, this cross-sectional study investigated the perceived exertion, postural demands, and muscle recruitment profiles imposed by three QE postures. Surface electromyographic (sEMG) signals were recorded from , , , and from 30 sedentary healthy women, bilaterally.

Effects of whole-body electromyostimulation on health indicators of older people: Systematic review and meta-analysis of randomized trials.

Objective: to provide evidence for the effects of whole-body electromyostimulation (WB-EMS) on health-related outcomes compared to the effects of minimal or non-intervention for older people in the short/medium/long term.

Data Sources: seven databases (MEDLINE, Embase, CENTRAL, CINAHL, Scopus, SPORTDiscuss and Web of Science) were electronically searched in April 2020 and updated in March 2021.

Study Selection: included studies were randomized controlled trials (RCTs) involving WB-EMS that assessed effects on health-related outcomes, risks and adverse events in older people (>60 years).

Trajectories of pain and disability in older adults with acute low back pain: Longitudinal data of the BACE-Brazil cohort.

Background: Although the literature describes a favorable course of low back pain (LBP) in adults, little information is available for older adults. LBP is prevalent and complex in older adults, and the analysis of its trajectories may contribute to the improvement of therapeutic approaches.

Objective: To describe pain and disability trajectories in older adults with a new episode of LBP.

The effect of kinesiophobia in older people with acute low back pain: longitudinal data from Back Complaints in the Elders (BACE).

This study aimed to investigate the course of low back pain (LBP) intensity over a period of 12 months in older people with and without kinesiophobia.This was an international multicenter study. LBP intensity was examined by using the Numerical Pain Scale at baseline and over five follow-up periods.

Behavior change interventions in patients with type 2 diabetes: a systematic review of the effects on self-management and A1c.

Purpose: This study aimed to identify the characteristics of interventions employed to promote behavior change in people with type 2 diabetes mellitus (T2DM) and their impact on disease self-management and glycated hemoglobin (A1c).

Methods: The Preferred Reporting Items for Systematic reviews and Meta-Analyses (PRISMA) guidelines were used to guide the protocol development for this systematic review. Randomized controlled clinical trials which compared behavior change interventions to controls in adults with T2DM and investigated disease self-management and glycated hemoglobin (A1c) measured by validated methods were eligible for this study.

Urinary symptoms in older people with low back pain: Prevalence, clinical, and functional factors associated.

Aims: To identify the prevalence, clinical and functional factors associated with urinary symptoms (US) in community-dwelling older adults with acute low back pain (LBP).

Methods: This was a cross-sectional study of data's baseline of Back Complaints in the Elders Consortium. All elders had LPB heightened.

Risk factors for non-specific low back pain in older people: a systematic review with meta-analysis.

Purpose: To conduct a systematic review about risk factors associated with non-specific low back pain (LBP) in older people.

Methods: The study protocol was prospectively registered with Prospero (CRD42020191619). This systematic review with meta-analysis included cohort studies that investigated risk factors for LBP in older people.

Effects of whole-body electromyostimulation on function, muscle mass, strength, social participation, and falls-efficacy in older people: A randomized trial protocol.

Background: Resistance training has a positive impact on functional capacity and muscle mass in the elderly. However, due to physical limitations or a simple aversion against regular exercise, a majority of the elderly do not reach the recommended exercise doses. This led us to evaluate the effect of whole-body electromyostimulation (WB-EMS), a novel, time-efficient, and smooth training technology on physical function, fat-free mass, strength, falls-efficacy, and social participation of the elderly.

Inflammatory mediators and the risk of falls among older women with acute low back pain: data from Back Complaints in the Elders (BACE)-Brazil.

Purpose: To investigate the association between plasma levels of inflammatory cytokines (interleukin [IL]-1-β, IL-6, tumor necrosis factor [TNF]-α, and the soluble TNF receptor 1 [sTNF-R1]), disability, and risk of falls in older women with acute low back pain (LBP).

Methods: This cross-sectional study comprised a subsample of older women from the Back Complaints in the Elders international cohort study. Plasma levels of IL-1-β, IL-6, TNF-α, and sTNF-R1 were measured using enzyme-linked immunosorbent assays.

Biopsychosocial factors associated with disability in older adults with acute low back pain: BACE-Brasil study.

This cross-sectional study evaluated the association of biopsychosocial factors with disability in older adults with a new episode of acute low back pain. Older patients with a new episode of acute low back pain were included and those with cognitive alterations and severe motor impairment were excluded. Disability was assessed using the Roland Morris Disability Questionnaire.

Handgrip strength is associated with, but poorly predicts, disability in older women with acute low back pain: A 12-month follow-up study.

Background: Older women with low back pain (LBP) constitute a special subpopulation at risk of severe and permanent disability. It is important to identify factors limiting functionality in this population in order to reduce costs and improve both prevention and intervention. Handgrip strength (HGS) is a biomarker of aging associated with several adverse health outcomes, but long-term associations with disability in older patients with LBP are not known.

Brain-derived neurotrophic factor plasma levels are increased in older women after an acute episode of low back pain.

Background: Low back pain (LBP) is a growing public health problem in old age, and it is associated with disabling pain and depressive disorders. We compared brain-derived neurotrophic factor (BDNF) plasma levels, a key neurotrophin in pain modulation, between older women after an acute episode of LBP and age-matched pain-free controls, and investigated potential differences in BDNF levels between controls and LBP subgroups based on pain severity, presence of depressive symptoms and use of analgesic and antidepressant drugs.

Methods: A total of 221 participants (154 with LBP and 67 pain-free) were studied.

Anterior Trunk Mobility Does Not Predict Disability in Elderly Women With Acute Low Back Pain: Brazilian Back Complaints in the Elders (BACE-Brazil) Study Results.

Study Design: Cross-sectional, ancillary study of an international multicenter epidemiological study.

Objective: To investigate the relationship of the anterior trunk mobility with self-report and physical performance measures in elderly women with acute low back pain (LBP).

Summary Of Background Data: LBP is one of the most prevalent pain complaints in the elderly population.

Inflammatory Mediators and Pain in the First Year After Acute Episode of Low-Back Pain in Elderly Women: Longitudinal Data from Back Complaints in the Elders-Brazil.

Objective: The aims of this study were to determine the course of plasma levels of inflammatory mediators (interleukin 6 [IL-6], tumor necrosis factor α [TNF-α], soluble TNF receptor 1 [sTNF-R1]) and the severity of low-back pain (LBP) over 6 to 12 months after an acute episode of LBP in elderly women and to establish an association between inflammatory mediators and LBP recovery.

Design: This was a longitudinal study of a subsample (155 elderly women with acute LBP, aged ≥65 years) of the international Back Complaints in the Elders cohort study. Plasma levels of IL-6, TNF-α, and sTNF-R1 were measured using enzyme-linked immunosorbent assays and pain severity using the numerical pain scale.

Kinesiophobia is not associated with disability in elderly women with acute low back pain: Back Complaints in the Elders (BACE) Brazil study results.

Background Context: The study of low back pain (LBP) is complex, and the physical and psychological aspects, including kinesiophobia, should be considered. Several studies have investigated the relationship between kinesiophobia and functionality in patients with chronic LBP. However, to the best of the authors' knowledge, no studies have investigated the association between kinesiophobia and self-reported assessments of disability and physical performance in elderly patients with acute LBP.

Association Between the Plasma Levels of Mediators of Inflammation With Pain and Disability in the Elderly With Acute Low Back Pain: Data From the Back Complaints in the Elders (BACE)-Brazil Study.

Study Design: Cross-sectional study with subsample of elderly women with acute low back pain (LBP), from Back Complaints in the Elders-Brazil (BACE-Brazil)

Objective: To investigate the association between plasma levels of mediators of inflammation (interleukin-1 beta (IL-1β), IL-6, tumor necrosis factor alpha (TNF-α), and soluble TNF receptor 1 (sTNF-R1)) with pain and disability experienced by elderly women with acute LBP.

Summary Of Background Data: Among the elderly, LBP is a complaint of great importance and can lead to disability. Inflammatory cytokines are elevated in painful conditions, and may promote pain.

Functional performance and plasma cytokine levels in elderly women with and without low back pain.

Background And Objectives: Low back pain (LBP) is a complaint of great importance among the elderly due to its significant impact on function. LBP could contribute to changes in the regulatory process of inflammatory mediators observed in elders. The aim of this study was to compare plasma levels of interleukin(IL)-6, soluble tumor necrosis factor receptor 1(sTNF-R1), and functionality among 3 groups of elderly women: GI, with LBP; GII, without LBP but reports of other pain; and GIII, without any reported pain.

Inflammatory mediators, muscle and functional performance of community-dwelling elderly women.

The purpose of this study was to investigate the correlation and association between inflammatory mediators and muscle and functional performance in elderly women. We conducted a cross-sectional study. Plasma concentrations of interleukin-6 (IL-6) and soluble receptor for tumor necrosis factor alpha (sTNFR1) were determined by enzyme-linked immune sorbent assay.