The ornamental design for an exercisesuspension apparatus, as shown and described.
FIG. 1 is a top isometric view of the exercise suspension apparatus;
FIG. 2 is a first side view of the exercise suspension apparatus, a second side view opposite the first side view being the same as the first side view;
FIG. 3 is a front view of the exercise suspension apparatus, a back view opposite the front view being the same as the front view;
FIG. 4 is a top view of the exercise suspension apparatus; and,
FIG. 5 is a bottom view of the exercise suspension apparatus.
The broken lines on FIG. 5 are for the purpose of illustrating unclaimed portions of the exercise suspension apparatus and form no part of the claimed design.