“…The studies were conducted in twenty-one different countries across four continents. Six studies (21%) were conducted in Italy [ 35 , 45 , 52 , 54 , 55 , 58 ], three (10%) in each of India [ 39 , 43 , 53 ] and the USA [ 33 , 48 , 58 ], two (6,9%) in each of Belgium [ 38 , 58 ], China [ 37 , 51 ], France [ 34 , 57 ] and the Netherlands [ 49 , 50 ] and one (3%) was conducted in each of Austria [ 56 ], Brazil [ 32 ], Canada [ 58 ], Czech Republic [ 59 ], Denmark [ 58 ], Egypt [ 46 ], Israel [ 36 ], Japan [ 40 ], Kuwait [ 31 ], Pakistan [ 44 ], South Korea [ 47 ], Spain [ 42 ], Switzerland [ 41 ], the UK [ 58 ] and one worldwide [ 33 ]. We included studies focusing on the following types of disabilities or health conditions: diabetes mellitus ( n = 8; 28% [ 32 , 39 , 40 , 42 , 43 , 51 , 52 , 53 ]), Parkinson’s disease ( n = 5; 17% [ 33 , 45 , 46 , 47 , 50 ]), cardiovascular diseases ( n = 5; 17% [ 34 , …”