Somewhere in history, coaches told athletes to go take 3 laps, stretch in a circle, then expect them to be fast and powerful by the time the first whistle blows. Unfortunately,
Young girls NEED to be introduced to strength and conditioning. It's much easier to build and mold a young person than it is a high school junior or senior.
Training hard is all you know. You follow the top "instafamous" people in the fitness field. You do chest on Monday's & arms on the weekend. Arnold is your hero. You memorized your anatomy & physiology textbook. You just graduated college and now you're applying for jobs/internships.