SAN DIEGO (January 21, 2016)—GreatCall Inc., the leader in creating usable technology for active aging, brings family caregivers peace of mind and older adults a new level of empowerment by combining the health benefits of an activity tracker with the safety advantages of a mobile emergency response service. The introduction of the Lively Wearable by GreatCall is the first step in the development of a wearable health hub for the active aging market.