Tips On Relieving Constipation

1) I am constantly facing constipation and i am not able to pass stool freely and whenever i pass the stool my stitches start paining.
2) I am still having bleeding and its fluctuating/ Sometimes its too heavy.
3) I am not able to walk or do any work for a long time as my stitches start paining and back also starts aching.
4) When i sleep on my back my stitches pain. should i still sleep on one side.
How much time would it take for me to get back my shape. Its almost two months and i still look pregnant. Doctor has adviced meto do brisk walking but i am not able to do it because of pain in stitches and bleeding. Please advice.