1. Zak introduces himself as a bodybuilder who has been training for years. He used to work in a lab but quit to pursue his passion for bodybuilding.
2. Zak talks about his early bodybuilding competitions where he won trophies and felt nervous in his first competition performing for strangers.
3. Zak started his own protein supplement company to ensure bodybuilders have healthy options for training and owns his own gym. He is preparing for an upcoming major competition.