Older people should up their exercise levels once they hit 60 to help cut their risk of heart attack and stroke, new research suggests. People who started exercising after being continuously inactive had a reduced risk of cardiovascular disease of up to 11 per cent compared with those who stayed sedentary, a study of more than a million elderly people found. The study says over-60s should exercise more.Credit:iStock Those who eased off as they got older were up to 27 per cent more likely to develop heart and blood vessel problems. The researchers in South Korea said their findings were evident even in people with disabilities and chronic conditions such as high blood pressure and type 2 diabetes. They said doctors should prescribe physical activity for older patients as a preventative measure. "The most important message from this research is that older adults should increase or maintain their exercise […]