. >> now i'm clipimbing. this would be how many miles? >> 18. >> we'll have to do it on time.'ll be done way before you. >> maybe an hour roughly. i'd say -- >> 18 miles an hour. that sounds good. we're back to node three. so a little transition. get a little walk between hand, well, not really a little float. and we jump on the treadmill. so get on, you need a harness, of course, because if you were just on the treadmill and you ran, you would float away. and so you need to get your harness on that's going to connect you to the treadmill. and here you can do distance and time. so i can get the four miles done this way. >> you ran the boston marathon. >> finally. >> that's pretty amazing. >> i flew in december and the marathon is in april so it took me that long to build up to it. >> 2 hours and 30 minutes? >> oh, shoot, no. >> a little longer? >> a little longer than that. >> awesome. what about your hydration and food requirements? do you take that into account for training and the actual events. >> i always have a couple bags of water in the vicinity right close by. >> this