Why is running getting harder?
I am completely new to running but I have started to try to improve my health (I am 5'6 and 210 lbs.). Ideally, I want to be able to run a 5k with my daughter. I have been run/walking for about 4 weeks 3x/week, a mile each time. I was trying to get to the point where I could jog a solid mile and than work on distance but…