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.

Can coffee or a nap make up for sleep deprivation? A psychologist explains why there's no substitute for shut-eye

By Kimberly Fenn, Professor of Psychology, Michigan State University

While a cup of joe or a brief nap during an all-nighter might help you feel a little more alert, it won’t offset cognitive impairments from sleep deprivation when you’re performing complex tasks.

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