Vibrational ergometer comprising a seat unit (20), a bottom bracket/crank unit (1) connected to a braking unit (4) as well as a vibrational unit, the latter consisting of a plate vibrator (2), a vibrational stand (18) and vibrational motors (3), wherein the plate vibrator (2) is connected to the bottom bracket/crank unit (1) and the bottom bracket/crank unit (1) is mechanically decoupled from the seat unit.