Home›Fitness›Strength Training in Your 40s: What Changes and What Doesn'tFitness8 min readStrength Training in Your 40s: What Changes and What Doesn'tThe science of muscle after 40.TTony B WilliamsMay 17, 2026ShareSaveFull article content here.ShareSaveAbout the AuthorTony B WilliamsContributing writer at DudeMD.