A suspension system (2) for assisting a user (4) to navigate a staircase (6), the suspension system comprising: a beam (8) positioned above the staircase (6); a carriage (18) displaceable along said beam (8) between a first position at the bottom of the staircase (6) and a second position at the top of the staircase (6); a harness (14) securable to the user (4), said harness (14) being operably connectable to said carriage (18) such that said carriage (18) follows the user (4) as the user (4) navigates the staircase (6); and a brake (42) operably connected to said carriage (18) for braking said carriage; wherein if the user (4) falls while navigating the staircase (6), said brake (42) stops said carriage (18) in place and the user (4) is suspended above the staircase.