A landmark study run over 35 years has revealed that a healthy lifestyle can help reduce the risk of ill health and disease in old age. A landmark study run over 35 years has revealed that a healthy lifestyle can help reduce the risk of ill health and disease in old age. The study, funded jointly by the Medical Research Council, the Alzheimer’s Society and the British Heart Foundation, is the largest of its kind. Started in 1979, the study has recorded the lifestyles of 2,500 men from Caerphilly, Wales at regular intervals. At the beginning of the study, the men were asked to eat well, keep trim, exercise regularly and refrain from smoking. Every five years, their diet, weight, ...