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. 2018 Oct 1;10:282. doi: 10.3389/fnagi.2018.00282

Figure 2.

Figure 2

Sketch of the Physical and Cognitive Training protocol. (A) The cycle-ergometer. (B) The back view of the subject while conducting the test in virtual environments (VEs, 1,3). (C,D) VEs (1): “riding a bike in a park”. (E,F) VEs (2): “crossing roads—avoiding cars”. (G,H) VEs (3): “making the grocery shopping in a supermarket”.