Director / Editor: Victor Teboul, Ph.D.

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Independent and neutral with regard to all political and religious orientations, Tolerance.ca® aims to promote awareness of the major democratic principles on which tolerance is based.

What causes muscle cramps during exercise? Athletes and coaches may want to look at the playing surface

By Michael Hales, Associate Professor of Health Promotion and Physical Education, Kennesaw State University

Despite good hydration and nutrition, many athletes across sports still suffer from unexpected cramps. The courts and fields they’re playing on may be the missing link.

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