Stock photography, photos: lifting weights Stock photos of High school males help one another while lifting weights in a sports preparation weight training class Photograph: © Dennis MacDonald Click for a larger image and more information Keywords associated with this stock photo: Education, Higher, School, Learning, Schools, Teen, Teenager, young, adults, Students, Male, Female, Boys, Girls, Teaching, Teacher, Groups, Lessons, Education, Instruction, Instructor, Educator, Campus, Activity, Schooling, Study, Knowledge, Wisdom, Homework, class, classroom, tutoring, training, preparation, guidance, supervision, assistance, management, control, professor, help, mentor, college, university, Sports, Athlete, Team, Teamwork, Solidarity, Competition, Compete, Competing, Player, Determination, Determined, Togetherness, Uniform, Recreation, Exercise, Exercising, Work Out, Healthy, Fitness, Health, Vigor, Condition, Shape, Preparation, Physical, Effort, action, Concentration, Concentrate