A walk-assistive apparatus and a method for controlling the walk-assistive apparatus

One embodiment disclosed herein provides a walking assist device and its control method including a drive unit that can adjust the tension of the fixing part. Walking aid apparatus supporting portion for applying an assist to aid in the gait to the body; Fixing part provided to surround the body at one end of the support to secure the support portion on the body; And the driving unit that includes at least one motor for adjusting the tension of the government; Includes; and a control unit for controlling the driving direction of rotation, the at least one motor of said support portion to prevent the fixing portion is rotated by the aid is applied through said support.