You can change best answer.......
There are various types, Folly.....have a google....MrsO had one...her postie used to stop off for a go....
She suggested I got one to help the circulation in my leg....I did and planned to have it in the bedroom....
It went so fast I worried I'd come through the ceiling so mine is in the dining room.....
I imagine on floorboards your whole street would hear it.... and possibly feel it.... :-)