Abstract: Bed for motor activity for aesthetic and slimming treatments, comprising at least a base (11) on which the user (14) can rest in at least a partially supine position and a cover in the shape of a dome (12) with an opening (13) associated with closing and insulating means (15), the bed having means (18, 19, 24) to carry out gymnastic and muscular exercises of the upper and/or lower limbs, there being an external control panel (17) to adjust and set the temperature, there being a first heating system comprising means (22, 23) to take in air at a controlled temperature inside the bed (10) and a second heating system comprising a plurality of lamps (27) emitting concentrated and localized rays directed towards the inside of the bed (10) and individually directed and/or able to be directed towards the body of the user (14), the combination of the action of these two distinct heating systems, together with the heat insulation created inside the bed (10), determining conditions of extreme uniformity of the temperatu