Your diet pattern causes constipation which in turn causes tear in skin & rectal. mucosa resulting in pain & bleeding .
Next Steps
use plenty of vegetables and fruits diet rich in fibre content .Drink plenty of water .
Health Tips
use cremaffin. syrup 2spoons in the night .or naturolex granules 2spoons in water . . still if you are not relieved , consult general surgeon & will do needful .