I’ve been working out at the gym regularly for about 6 months now. Before the weather turned cold I loved to run around my neighborhood. I would normally try to run around 3 miles. The problem I’ve always had with my running is my endurance and speed (or lack of on both). I would always run for a few minutes and have to walk a little bit. And I’ve never been able to get my average time under 12 minutes per mile. My neighborhood has lots of hills that tend to really slow me down and make me have to…