 This meta-meta-analysis of 10 studies found that virtual reality, VR, training significantly improved upper limb function, SMD 4.606, 95% CI 2.733 to 6.479, P less than 0.05, and balance, SMD 2.101, 95% CI 0.202 to 4.000, P less than 0.05, in stroke patients, but there was considerable heterogeneity. This article was offered by Jin Long Wu, I Huazeng, Ziyin Chen, and others.