Dumbbell help....please.
I'm getting a little bored with walking on the treadmill everyday so I purchased a set of dumbbells, 3,5,and 8lbs. Now what do I do with them? I still have about 100lbs to lose but am pretty active. Due to a back injury, and nerve damage to my right leg the treadmill is really the only cardio that I am comfortable doing. I…