hi i have not started my surgery yet. but then i can' walk it has been raining cats and dog for almost2 1/2 weeks. but i think you can i no you can do the miles you what to do everyday. i have 5months to go for my appove about to get to the mallhggoing thru the big rain drops twice a day. 4 round wil get you for 4mile s. i need to be to have down a dress size. by the 23rd of feb. my only problem in the lbs and the knees. i'l have to take it slowly. but like my favor child book but says i no i can do it , and so can yougood luck. and the problem i have plenty on plans on you not to say the years. good luck. have i'm hoping for my birthday present will be my surgery date i'll be on my 2nd visit on the 23 of jan.