
4
1
3
2
| 1 | display screen at or below eye level | 3 | arms at desk level | 
| 
 | 
 | 
 | 
 | 
| 2 | feet flat on the floor | 4 | wrists relaxed and flat | 
| 
 | 
 | 
 | 
 | 
When Using Your Computer
17

4
1
3
2
| 1 | display screen at or below eye level | 3 | arms at desk level | 
| 
 | 
 | 
 | 
 | 
| 2 | feet flat on the floor | 4 | wrists relaxed and flat | 
| 
 | 
 | 
 | 
 | 
17