Tablet-Based Puzzle Game Intervention for Cognitive Function and Well-Being in Healthy Adults: Pilot Feasibility Randomized Controlled Trial

Prabitha Urwyler   ^{1, 2, 3 *} , PhD ;   Rajnish Kumar Gupta   ^{1, 4 *} , PhD ;   Michael Falkner   ^{1, 2, 5} , BSc ;   Joel Niklaus   ^{1, 2} , MSc ;   René Martin Müri   ^{1, 3} , MD ;   Tobias Nef   ^{1, 2} , PhD

¹ Gerontechnology & Rehabilitation Group, University of Bern, Bern, Switzerland

² ARTORG Center for Biomedical Engineering Research, University of Bern, Bern, Switzerland

³ Department of Neurology, University Neurorehabilitation, University Hospital Bern, Inselspital, University of Bern, Bern, Switzerland

⁴ Department of Psychology, Manipal University Jaipur, Jaipur, India

⁵ University Hospital of Old Age Psychiatry and Psychotherapy, University of Bern, Bern, Switzerland

*these authors contributed equally