Smell Your Way to a Longer Life? Odors That Represent Food or Indicate Danger Can Alter An Animal's Lifespan

New research reveals that specific odors that represent food or indicate danger are capable of altering an animal's lifespan and physiological profile by activating a small number of highly specialized sensory neurons. (Credit: iStockphoto/Jodi Jacobson)

From Science Daily:

ScienceDaily (Apr. 20, 2010) — What does the smell of a good meal mean to you? It may mean more than you think. Specific odors that represent food or indicate danger are capable of altering an animal's lifespan and physiological profile by activating a small number of highly specialized sensory neurons, researchers at the University of Michigan, University of Houston, and Baylor College of Medicine have shown in a study in the online, open-access journal PLoS Biology.

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