human 222 exercise 215 Exercise 169 Humans 159 female 153 male 147 adult 137 controlled study 110 Article 99 Female 86 physical activity 78 Male 72 article 62 Adult 58 aged 51 randomized controlled trial 51 human experiment 50 middle aged 49 clinical article 46 major clinical study 46 young adult 45 Physical activity 42 physiology 41 Middle Aged 40 Young Adult 36 questionnaire 33 Aged 32 body mass 27 psychology 27 procedures 26