People with impaired glucose tolerance can reduce their risk of cardiovascular disease by 8% simply by walking an additional 2,000 steps a day, a large international study says. Impaired glucose tolerance (IGT), a precursor to type 2 diabetes, affects 79 million Americans, according to the Centers for Disease Control and Prevention (CDC). Worldwide, the figures are even more staggering – with researchers saying 344 million people are currently affected, and this number is set to rise to 472 million by 2030. Led by Dr. Thomas Yates, from the University of Leicester in the UK, the latest study analyzed data collected from 9,306 adults from 40 countries. The findings, published in The Lancet, suggest that an extra 20 minutes of moderate exercise, such as walking, reduces the risk of heart attack and stroke by 8%.
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