To provide an electrical rise and fall bed not requiring an extra installation space even in a tilting operation.

This electrical rise and fall bed 10 is provided with a pair of bases 11 and 11, a head board 12 and a foot board 13 supported at the bases 11 and 11, respectively, a lift mechanism vertically raising/lowering the head board 12 and the foot board 13 relative to the bases 11, and a pair of frames 14 and 14 connecting the head board 12 and the foot board 13 to each other. The frame 14 is so constituted as to be pivoted to the head board 12 and also pivoted at the foot board 13 via a long hole 14h extending along the frame 14.