The incidence of peripheral artery disease worldwide has risen by almost 25% in just the past decade, according to a study conducted by the University of Edinburgh and published in the medical journal Lancet. The increase appeared to be occurring throughout the world and not concentrated in any particular region. "[R]esearch would suggest that it's a combination of a wider exposure to the risk factors that cause artery blockages like smoking, high blood pressure, diabetes and [high] cholesterol," said Dr. Alan Hirsch.

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