Load Type | Compression load in kg |
Supine position | 30 |
Standing | 70 |
Walking | 85 |
Turning | 90 |
Lateral Flexion | 95 |
Sitting upright without an arm rest | 100 |
Isometric Exercise of the abdominal muscles | 110 |
Coughing or hopping | 110 |
Prevented or on the side of turned sitting (occupation bearing) | 120 |
Forwards bending of the back muscles over a book | 120 |
Over stretching of the back muscles in prone position like a surfer | 150 |
Sitting up from the supine position | 175 - 180 |
Lifting of 20 kg with bent back and straight knees | 340 |