Abstract: A mattress lift for elevating a bed mattress and tucking in sheets or bed covers beneath or under the bed mattress between the bed mattress and a box spring or other supporting surface comprising a lift device including a base or body having a longitudinally disposed substantially oblong recess formed in the upper surface thereof with a longitudinally disposed oblong slot formed in the base or body symmetrically disposed within the longitudinally disposed substantially oblong recess, a lift handle formed or coupled to a proximal portion of the base or body configured to be grasped by the user, a lift ramp including an inclined surface formed or coupled to a distal portion of the base or body configured to slide between the bed mattress and box spring to tuck the sheets or bed covers therebetween and a lift support device including an upper lift coupler movably or slidably disposed within the longitudinally disposed substantially oblong recess interconnected or coupled to a lower lift support member disposed b