Michelleâs short term disability insurance paid her a portion of her lost income, so she could manage expenses while she was unable to work. Though Michelle was unable to work, her short term disability coverage paid her 60% of her income. Rent.
Aside from the fact that walking on a treadmill is an impact sport, knee pain can be caused by a lack of spinal rotation when striding, over pronation and incline running. Also, the treadmill maintains a steady speed which impedes your body's natural tendency to adjust its pace as necessary.
There are also muscular causes. Tight hamstring and calf muscles put pressure on the knee, and weak quadriceps muscles can cause the patella to track out of alignment. Just the repetitive force of a normal running stride alone can be enough to provoke an attack of runner's knee.