International norms for adult handgrip strength: A systematic review of data on 2.4 million adults aged 20 to 100+ years from 69 countries and regions

Tomkinson GR, Lang JJ, Rubin L, McGrath R, Gower B, Boyle T, Klug MG, Mayhew AJ, Blake HT, Ortega FB, Cadenas-Sanchez C, Magnussen CG, Fraser BJ, Kidokoro T, Liu Y, Christensen K, Leong DP

Journal of sport and health science