UNIVERSITY DILEMMA WESTERN OR WATERLOO?? (ON, CANADA)!!!!?

hello, so ive been accepted to biological and medical sciences at western and bio med at waterloo. I'm stuck between which university to pick!!! I curently live in waterloo but I would be going into residence either way , at least for the first year if i go to waterloo, Im looking to go into medicine, pharmacy, optometry , anything medical related after my bachelors. can anyone give me advice or insight on which university would be best suited for me and give me the pros and cons of each? I have to decide by the end of this week!!!