Fig. 3From: Pain intensity and pressure pain thresholds after a light dynamic physical load in patients with chronic neck-shoulder painNote that this is a graph of raw data. Observed mean PPT at the right Trapezius before and 15 min after the provocation. Dotted lines represent individuals with increased PPT after exercise. Solid lines represent a decreased PPT, respectively. A box-plot is presenting the distribution of values before and after the arm cycling in the two groupBack to article page