Tolerance.ca
Director / Editor: Victor Teboul, Ph.D.
Looking inside ourselves and out at the world
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.

We're Only About 43% Human, Study Shows

New discoveries about what is inside the body are making scientists rethink what makes a person human and what makes people sick or healthy. Less than half of the cells in the body are human. The rest belong to microorganisms that affect the health, mood and whether certain people respond better to certain medications. “So to our 30 trillion human cells, we have on average about 39 trillion microbial cells. So by that measure, we’re only about 43% human,” said Rob Knight, director of...

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