[post_page_title]Eyeing up bags[/post_page_title]
There is more to airport security than meets the eye, and airlines might have staff stationed there looking for bags. If the plane is full, then not everyone is going to be able to bring their carry on luggage with them.
The first bags to go are the bigger hard cases, because they take up the most room. Airline staff may have already identified your bag from security as one they want to put in the hold, forcing you to go back and check it in.
Staying fit is certainly a commitment. Besides doing the physical training, there are some other factors to consider, like nutrition