|
Shoulder press exercise muscle activation levels (% MVC, standard deviation in brackets) average difference between surfaces and number of participants whose change in activity was greater than 5% MVC. |
||||
| Surface |
Muscles studied during shoulder press exercise |
|||
| Rectus Abdominis |
External Oblique |
Internal Oblique |
Erector Spinae |
|
|
|
||||
| Ball |
6.01 (6.29) |
4.1 (5.4) |
21.7 (31.5) |
3.7 (3.3) |
| Bench |
6.9 (9.6) |
3.5 (3.6) |
15.2 (15.2) |
13.4 (30.3) |
| Difference |
-.98 (4.29) |
.6 (2.59) |
6.52 (30.23) |
-1.07 (4.62 |
| Increase |
0 |
1 |
1 |
0 |
| Decrease |
1 |
0 |
3 |
1 |
Lehman et al. Dynamic Medicine 2005 4:6 doi:10.1186/1476-5918-4-6 |
||||