And all of those activities are far better enjoyed in a fitter body.  Do you really think you can when the staff at the rafting place can't find a life jacket that fits? Do you really think you can when you can barely breathe on the rollercoaster? Do you really think you can when family and friends are always trying to talk you out of wearing clothes because your body is inappropriate when exposed? Do you really think you can when you can only have sex in a couple positions and you have to take breaks every minute? Do you really think you can when all of the normal sized dancers are learning quicker and better than you?