Study design: Meta-analysis of randomized, controlled trials. Objective: To determine the short-term, intermediate, and long-term effectiveness of MCE, with regard to pain and disability, in patients with chronic and recurrent low-back pain. Summary of background data: Previous meta-analyse...

Background: This meta-analysis investigates the efficacy of exercise as a treatment for DSM-IV diagnosed anxiety disorders. Methods: We searched PubMED and PsycINFO for randomized, controlled trials comparing the anxiolytic effects of aerobic exercise to other treatment conditions for DSM-IV d...

Background: The markers of metabolic syndrome can prompt the development of metabolic syndrome and are associated with worse graft function among transplant recipients. Studies have shown that exercise might be effective in reducing incidence rate of metabolic syndrome components in nontransplant...

背景：既往研究显示运动可能改善老年性痴呆和轻度认知功能障碍患者的认知功能。 目的：通过Meta分析了解有氧运动对我国老年人轻度认知功能障碍的影响情况。 方法：制定检索策略和纳入排除标准，检索中国期刊全文数据库(China national knowledge infrastructure，CNKI)、中国生物医学文献数据库(China biology medicine disc，CBMdisc)、万方数据库、维普数据库(VIP database，VIP)、PubMed、EBSCOhost、Cochrane图书馆，检索有氧运动对老年轻度认知障碍的随机对照试验。进行Cochrane偏倚风...

Background: There are conflicting data on the association between physical activity (PA) intensity and amount and prognosis of breast cancer. It is unknown whether increasing or decreasing PA is associated with all-cause mortality. Objective: The purpose of this study was to estimate the assoc...

The purpose of this study was to overview recent bone loading measurements in physical activity, determine their validity and reliability, and recommend future research directions. A systematic search in three major databases was performed using combinations from a set of keywords, and the identi...

Introduction: Concussion is traumatic brain injury with associated tissue damage commonly produced by an indirect or direct head or facial trauma that can negatively impact an athletes' career and personal life. In this context, the importance on how to deal with a concussion has received attenti...

Background: Early childhood is a critical period for growth and development, yet the association with physical activity during this important period is unknown. The aim of this review is to critically summarize the evidence on the prospective associations between physical activity and health and ...

The objective of this review was to systematically synthesize the results of original studies on the association between physical activity and social support in adolescents, published until April 2011. Searches were carried out in Adolec, Eric, Lilacs, Medline, SciELO, Scopus, SportsDiscus and We...

Background: Physical activity has been inconsistently associated with risk of preterm birth, and the strength of the association and the shape of the dose-response relationship needs clarification. Objectives: To conduct a systematic review and dose-response meta-analysis to clarify the associ...