“…Various exercise routines aimed towards improving: strength (Corcos et al, 2013; Dibble et al, 2009); aerobic capacity (Bergen et al, 2002); balance (Herman, Giladi, Gruendlinger, and Hausdorff, 2007; Li et al, 2012; Rose, Lokkegaard, Sonne-Holm, and Jensen, 2013); and speed (Herman, Giladi, Gruendlinger, and Hausdorff, 2007; Rose, Lokkegaard, Sonne-Holm, and Jensen, 2013) have been shown to be effective in the improvement of PD related symptoms. Among these routines, speed (or quickness) training has recently been identified as a valuable training method addressing bradykinesia.…”