Random Whole Body Vibration over 5 Weeks Leads to Effects Similar to Placebo: A Controlled Study in Parkinson’s Disease

Figure 2

(a) Visualization of the Functional Reach Test (FRT) and calculation of the Center of Pressure (CoP) to the normalized foot length in %. The horizontal distance between heel marker and toe marker was defined as 100%. (b) Test set-up for the intervention. Both groups stood on the vibration platform with knees slightly bend. The placebo group had additionally to concentrate on the light on the wall.

(a)

(b)