http://www.bireme.br/bvs/equidad/mincome.pdf

There is overwhelming evidence of the role of food and nutrition in the maintenance and promotion of good health, from the avoidance of classic deficiency diseases to the role of antioxidants in the prevention of coronary heart disease and cancer. Hopefully, the man will be active and enjoy a lot of walking, in comfortable shoes and away from traffic. Such exercise is rewarding in mental refreshment, in sociality, and weight regulation with its multiple short and long-term metabolic benefits. Society, including social welfare, has been slow in coming to terms with the new health knowledge.