Figure 1.

Schedule of enrolment, interventions, and assessments according to SPIRIT guidelines. ¹Montreal Cognitive Assessment, Trail Making Test, Verbal Fluency Test, Digit Span Test, Similarity Test, Rey Auditory Verbal Learning Test. ²One leg balance test, 5-time Sit to Stand test, Timed up and go test, 4-meter walking speed test. ³Matthew questionnaire for estimated cardiorespiratory fitness, SF-12, Pittsburgh Sleep Quality Index and Berlin Questionnaire, Short Diet Questionnaire, Stait Trait Anxiety Inventory, Geriatric Depression Scale, Perceived Stress Scale, Perseverative Thinking Questionnaire, Intolerance of Uncertainty Scale, Connor Davidson Resilience Scale 10, Anxiety Sensitivity Index, Social and Community Involvement Questionnaire, Lubben Social Network Scale. The following questionnaires will be completed at baseline only: Medical questionnaire, Q-COVID questionnaire, Physical Activity Scale for the Elderly, Cognitive Reserve Questionnaire, Bem sex-role Inventory.