I've had a fair bit of red urine the last couple of mornings. I've been drinking a lot of water recently. I don't know if it will help but it seems to prevent too much red urine. Perhaps it just waters it down, who knows? This waiting period before the op is pretty scary. I sit willing my tumour to shrink and fall off. Probably won't but I want it to know I'm coming for it. I'm having it killed.…