title: Motor unit activity and muscle strength development.
mesh_terms: D000200:Action Potentials; D000328:Adult; D004576:Electromyography; D005221:Fatigue; D006801:Humans; D007537:Isometric Contraction; D008297:Male; D008954:Models, Biological; D009119:Muscle Contraction; D009132:Muscles / Q000502:physiology*