What is the biggest fitness challenge holding people back from starting or sticking to a program? ADVERTISEMENT 800 viewsSeptember 22, 2015 0 Angie September 22, 2015 0 Comments 10 Answers ActiveVotedNewestOldest 0 Bradley0 Posted 0 Comments I believe the answer is prioritising exercise. Every person I have ever met who consistently prioritises their exercise and diet are fit and a healthy size. You are viewing 1 out of 10 answers, click here to view all answers. Register or Login