Lozza

Hi Guys i am on my 5th day post surgery and i have a rash where one of my bandages was would anyone know if this could be an infection.Also i have a lot of dicomfort at night and stomach grumbling all the time not too sure ifd i am eating too less i usually have a sml glass apple juice for Breakfast a sustian shake for lunch and a cup of Soup for dinner. Today im feeling really light headed. Is all this normal sorry new to this feeling...