Pain intensity ratings for the myalgia patients and pain-free controls.

<p>Pain intensity ratings at the different time points (P = measurement prior to the surgery) for A, myalgia patients, most painful side; B, myalgia patients, contralateral side; C, pain-free controls, dominant side. Shown are box plots with the range of scores at each time point, n = 10–11. The arrow indicates when the standardized low-force repetitive exercise was undertaken.