Surface | Muscles studied during lateral raise exercise | |||
---|---|---|---|---|
 | Rectus Abdominis | External Oblique | Internal Oblique | Erector Spinae |
Ball | 5.2 (6.2) | 3.0 (3.3) | 7.8 (7.6) | 3.0 (2.0) |
Bench | 5.3 (8.5) | 2.0 (1.9) | 6.5 (6.1) | 4.0 (4.2) |
Difference | -.07 (3.21) | .99 (2) | 1.23 (1.97) | -1 (4.26) |
Increase | 1 | 1 | 1 | 0 |
Decrease | 2 | 0 | 0 | 1 |