Today I can run a mile in about 6 minutes , which in the grand scheme of athletic things is n't all that fast , but compared to the sloth - like pace back in 6th grade I ' ve come a long ways . And in my perpetually dissatisfied view of my athletic self I still yet have a ways to go . Let 's make this clear though - everybody has a limit .

Question: Why is the writer starting to run regularly ?
Answer: They want to be able to eat more when they want to .They want to improve their physique .They wanted to find something new to do .None of the above choices .