I remember when I was in 7th grade the whole left side of my body looked like that. I got blind sided by a tilt a whirl cart at a local carnival. The only thing that kept me from flying out into the crowd was the railing that it folded me over. Picked myself up, parents told me to be more...
Is it taking on water that you don't know about and shifting around under the floor. Or worse yet, do you have a fuel leak that is filling up the area between the floor and the bottom of the boat.
About 30 years ago a friend/employee was having some hard times and got behind in his car payments. A large off duty cop moon lighting as a Repo man came by and wanted the car. I informed Him that He could not come on my property (shop parking lot) and take it if the "peace would be disturbed"...