Welcome @eparker6. I see you found a related discussion about fatigue and lack of energy. You may also find some helpful hints in this related discussion:
- What helps with post liver transplant fatigue? https://connect.mayoclinic.org/discussion/post-liver-transplant-fatigue/

Is yours a fatigue that is not helped by sleep? I know it seems almost impossible to do, but light activity can actually help, like walking even short distances.

What type of exercise did you do pre-transplant?