BARCELONA, Spain and ADLISWIL, Switzerland, Feb. 23, 2014 /PRNewswire/ -- ShowStoppers @ MWC 2014 -- On the occasion of the Mobile World Congress in Barcelona, LOSTnFOUND presents a digital assistance system for patients with dementia. With the help of guard2me, caregivers can find out where the wearer of the GPS watch is located. This means that patients with dementia regain more freedom and a better quality of life, and caregivers and family members are being relieved.