Additional back of reclining and sleeping on seat

The utility model provides an additional back of reclining and sleeping on seat. The utility model relates to a lumbar vertebrae and cervical vertebra health care device, in particular to additional back for protecting lumbar vertebrae and cervical vertebra to add when sleeping on the seat of reclining. The additional back of this kind comprises backplate, support wristband. The joggling degree ofbackplate is close with human lumbar vertebrae curve, can evenly hold people's back, lets the people lean on up and feels full comfortable, the support wristband on backplate upper portion can prevent that the health from gliding when reclining to can relax the lumbar vertebrae. The utility model discloses can let the people sit with the more comfortable posture of reclining and take a nap afterlunch on the chair, lumbar vertebrae and cervical vertebra avoid scoliosis to be out of shape, to avoid cervical vertebra and lumbar vertebrae distortion impaired all at loosening the state naturally,can satisfy betterly peopl