This book is a demographical overview of the key issues associated with globalisation and global aging in the 21st century. The book explores how populational aging has increased the implications for socio-economic issues for individuals and populations. The book also explores China which is fast on its way to becoming the most powerful economic force in the world. The book explores some of the major issues populational aging impacts, including pensions, the labour market, care, social security and family life. The power of global aging in the 21st century is one of the greatest challenges, along with climate change, for the sustainability of nation states across the world.