strength training performance 7 exercise 6 resistance training 6 youth 5 health 4 physical activity 4 strength 4 team sports 4 GPS 3 Humanities 3 Social interaction 3 aging 3 biomechanics 3 body composition 3 endurance 3 executive functions 3 female 3 football 3 heart rate 3 muscle mass 3 muscle strength 3 performance analysis 3 physical fitness 3 soccer 3 sports 3 BIA 2 BIVA 2 COVID-19 2 DEXA 2