I see this most often with people who get all gung-ho about working out, they get themselves into these hours-long intense workout regimens and then either run

I see this most often with people who get all gung-ho about working out, they get themselves into these hours-long intense workout regimens and then either run out of steam or hurt themselves. Rather just do a 30 min routine 3-4 days a week and look at yourself after 1/3/6 months. You will have built a habit and achieved a lot more.