What are the intrinsic and extrinsic motivations that people have for working out? What are the various theories of motivation?
How do fitness trackers play a role in fitness motivation? Is there data to support this?
How have other fitness facility owners motivated people to join their gym?

Extrinsic motivation refers to behavior that is driven by external rewards such as money, fame, grades, and praise. This type of motivation arises from outside the individual, as opposed to intrinsic motivation, which originates inside of the individual. The most recognized content theory of motivation is that of Abraham Maslow, who explained motivation through the satisfaction of needs arranged in a hierarchical order. As satisfied needs do not motivate, it is the dissatisfaction that moves us in the direction of fulfillment. A fitness tracker can help by providing valuable data that allows you to see what you're accomplishing and collecting your health and fitness information, a record of improvement and a means to add community to your efforts. All of this can work together to keep you motivated and on track. Stop competing. Avoid falling into the cycle of competing on price. Create a sense of community.

Fiber doesnt contain any calories i believe