Our sense of smell is key to the enjoyment of food, so it may be no surprise that in experiments at the University of California, Berkeley, obese mice who lost their sense of smell also lost weight.

What’s weird, however, is that these slimmed-down but smell-deficient mice ate the same amount of fatty food as mice that retained their sense of smell and ballooned to twice their normal weight.

Source: Smelling your food makes you fat: Mice that lost sense of smell stayed slim on high fat diet, while littermates ballooned in weight — ScienceDaily

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