Definition of exercise
a type of PA consisting of planned, structured, and repetitive bodily movement done to improve and/or maintain physical fitness
Definition of physical activity
any bodily movement produced by skeletal muscle contraction that results in a substantial increase in caloric requirements over resting energy expenditure
PA recommended guideline for moderate intensity exercise for adults and older adults
150-300 min per week
PA recommended guideline for vigorous intensity exercise for adults
75-150 min per week
PA recommended guideline for children and adolescents
60 min per day