Abstract: The invention discloses an apparatus and method including a bed and a therapeutic mattress having a cover therefor. The bed has a frame and a therapeutic mattress with a plurality of inflatable air chambers; a cover on the mattress has a generally planar extent sufficient for covering at least a portion of the mattress; a plurality of spaced apart bolsters extend upwardly from the top surface of the cover adjustably connected and oriented generally parallel to a periphery of the mattress; a plurality of connectors is positioned on the cover and are engageable with the mattress and/or the bed frame to thereon secure the cover; the plurality of bolsters includes at least two bolsters sufficiently spaced apart along a lateral periphery of the mattress to therebetween leave a gap to aid ingress and egress of a person, and at least one bolster positioned along the foot of the mattress.