Around 20 percent of people aged 65 years and over in Japan will suffer from dementia by 2060, the government said Wednesday, highlighting the need to expand nursing care and strengthen preventative measures amid the graying of the country's population.The ratio of 1 in every 5.6 individuals in the age group means a total of 6.45 million people will be suffering from dementia by 2060, a reduction from 8.50 million estimated in the previous study in 2015 that reflects lifestyle changes such improved diets and quitting smoking, according to the health ministry.The government is expected to fi…READ FULL ARTICLE