Only the study team can determine whether someone qualifies for participation.
Inclusion criteria
no severe cognitive impairment [Mini-Mental State Examination, MMSE ≥ 18], fluent language skills, agreement of a medical doctor and time commitment to the test and exercise protocol.
Exclusion criteria
concurrent participation in another study, severe physical or psychological disorders which precluded participation in the intervention (i.e., inability to follow instructions), unrecovered neurological disorders such as stroke, traumatic brain injury, unstable medication within the past three months, severe and uncorrectable vision problems, or hearing aid for less than three months.