Sunday, July 20, 2008

Regular Walking Protects The Masai -- Who Eat High Fat Diet -- From Cardiovascular Disease

Regular Walking Protects The Masai -- Who Eat High Fat Diet -- From Cardiovascular Disease: "ScienceDaily (July 20, 2008) — Scientists have long been puzzled by how the Masai can avoid cardiovascular disease despite having a diet rich in animal fats. Researchers at Karolinska Institutet believe that their secret is in their regular walking...their results show that the Masai not only have a diet richer in animal fat than that of the other subjects, but also run the lowest cardiovascular risk, which is to say that they have the lowest body weights, waist-measurements and blood pressure, combined with a healthy blood lipid profile...What sets the Masai lifestyle apart is also a very high degree of physical activity. The Masai studied expended 2,500 kilocalories a day more than the basic requirement, compared with 1,500 kilocalories a day for the farmers and 891 kilocalories a day for the urbanites. According to the team, most Westerners would have to walk roughly 20 km a day to achieve the Masai level of energy expenditure...The scientists believe that the Masai are protected by their high physical activity rather than by some unknown genetic factor..."

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