I have gained a FEW pds in the past 4 years because I had back surgery 2 times in the past 3 years and now I am getting married next year in Sept and I really can't exercise the way I used to when I weighed 145. I can't run or walk for long periods of time and also the Hubby to be needs a few Pd to loose any ideas for us that is low impact but effective???? Need help ASAP!!!