What kind of exercises are ok if I have lymphedema?

Lymphedema. Check out www.Lymphnet.Org the national lymphedema network's site.
Streching and relax. Lymph -unlike our blood, lymphatic fluid does not use the heart as a pump. Lymph transport (or drainage) primarily depends upon the contraction of skeletal muscles—thus the importance of exercise. A body which is not moving will begin to stagnate in more ways than one! - begin streching the opposite side from affected side first - only after to open other side the drainage will work on affected.
Wrap. Learn how to massage to drain lymph and need to do multilayer wraping called - complex decongestive therapy and reset lymphatics with pulsed electromagnetic therapy.