10b is provided parts of embodiment 10b which are the same as corresponding parts of embodiment 10 have the same numerals but with a subscript 34 b 34 added thereto lounge 10b has a framework 12b and a cushion 14b cushion 14b has top and bottom sheets 16b 18b end sheet 20b an opposite end sheet not shown which enclose a cavity 28b that contains a filler 30a cushion 14b has a neck support 42b neck support 42b has an arcuate cover 48b a flat cover 50b an end cover 52b and another end cover not shown which forms a space 56b that contains a fill material 140 fill material 140 is a material like the material of filler 30 strip 142 has track parts 144 146 which are fixedly connected to sheet 16b and has a t shaped part 148 which is fixedly connected to cover 50b framework 12b has a inclined side bar 76b another inclined side bar not shown and a plurality of transverse welded members 84b as shown in fig5 a fourth embodiment 10c is provided parts identical to first embodiment 10 have the same numerals but with a subscript 34 c 34 added thereto inclined members 76c 78c respectfully have hinge connections 150 152 and lock connections 154 156 arm rests 98c 100c respectfully have a plurality of axially aligned holes 158 160 for setting the angle of inclination of cushion upper part 32c cushion 14 of the invention gives a comfortable decubitus or lying down both in the ventral or abdominal or belly position and dorsal or back position and is so ergonomically correct that it can help to alleviate stress on the lower back head neck and legs by reducing pressure while relaxing cushion 14.