ADJUSTABLE MATTRESS FRAME AND A METHOD FOR ADJUSTING THE FRAME

An adjustable mattress frame configured to support a human user lying on the adjustable mattress frame, the adjustable mattress frame including: a lower back area configured to support a lower back of the user, and be in contact with a surface on which the adjustable mattress frame placed; and either an upper area configured to support an upper part of body of user, pivotally connected to the lower back area; or a legs area configured to support legs of the user pivotally, pivotally connected to the lower back area; or both the upper area and the legs area, wherein the upper area comprises: a head area configured to support a head of the user, pivotally connected to a back area configured to support a back of the user, pivotally connected to the lower back area, and wherein the legs area comprises: a thighs area configured to support thighs of the user, pivotally connected to the lower back area, and a shins area configured to support shins of the user, pivotally connect to the thighs area, wherein a pivot area between the thighs area and the shins area is a knees area configured to support knees of the user, and wherein the adjustable mattress frame further comprises at least one angle changer movably attached to the areas of the adjustable mattress frame, and configured to change its length, thereby configured to change an angle between two adjacent areas.