Fig. 3

Pictures of GameUp exergames. The exergames consist of 7 mini-games, including balance, mobility, and strengthening exercises. Exercise 1 called “plucking game” is a strengthening exercise for abductor muscles. The patient has to spread apart one leg on the side. Exercise 2 “apple-picking game”, exercise 4 “chicken-picking game” and exercise 7 “star-picking game” are balance exercises where the patient has to catch the falling objects and put them in the correct receptacle. These three balance exercises are based on the same training principle where the patient has to move sideways. Exercise 3 called “growing game” is a strengthening exercise for the calf muscles. The patient has to stand on his toes to water the flower. Exercise 5 called “harvesting game” is a strengthening and mobility exercise for the trunk. It trains the torso rotation. The patient has to rotate his trunk in order to cut the corn with the scythe. Exercise 6 called “pumping game” is a strengthening exercise for quadriceps muscles where the patient has to perform squats in order to pump water into a glass