20-30, ABDOMEN, ABDOMINAL, ACTIVITY, ADULT, ALICE, ALONE, BRACELET, BSIP, BUILDING, CONNECTED, DOING, E-HEALTH, ELECTRONIC, EUROPEAN, EXERCISE, FITNESS, FOREST, FULL, HUMAN, INDIVIDUAL, LENGTH, MALE, MAN, MUSCLE, OBJECT, OUTDOORS, PARK, PERSON, PHYSICAL, SENSOR, SPORT, TECHNOLOGY, TRAIL, WOOD, YEARS,