How Prepared Are You for a Career in Fitness? A career in fitness can be a rewarding experience full of challenges and opportunities to share knowledge. You get to work with all types of people and help them change their lives for the better. Are you ready to start a brand new career? Working in fitness is more than just a source of income; it is a way of life. If the statements below ring true for you, chances are you’re ready to jumpstart your brand new career.