With the world’s population growing older at a dramatic rate, one big challenge for policymakers is how to help people stay healthy and active – both physically and mentally.

CGTN’s June-wei Sum reports on efforts to exercise the brain and body, from a park in Spain designed to exercise your brain to a new study that shows that resistance exercise could benefit all older people equally, even those who have not been exercising much previously.

Kathy Black discusses the world’s aging population and increasing dementia cases

CGTN’s Rachelle Akuffo spoke to Kathy Black, Professor of Aging Studies and Social Work, University of South Florida, about the economic and social impact of aging and dementia around the world.