Originally Posted by
MarcusT
The body takes time to get into activity mode. I know in my first 10-20 mins, I am easily winded, but then the muscles and lungs start to "pump up" and the riding gets easier. 2 miles is not enough (in my opinion) for your body to build up the energy/strength. Try doing 15 mins of flat riding before hitting the hills.
2 miles would not be enough warm-up for me, either. I need to cruise 15-20 minutes to get warmed up and I feel better if I can stop for a bit after the first part of a longer ride.