Lenny R. Vartanian

  • Associate professor, UNSW
How much food you eat is driven by internal physiological signals (hunger and satiety) as well as external ones such as portion size. marya/Flickr

Portion size affects how much you eat despite your appetite

Think about the last meal you had, and ask yourself why you ate as much as you did, not more or less. Chances are that your answer had to do with how hungry or how full you were. But that’s not the whole…
Researchers have found female diners unconsciously copy the actions and intake of their companions. Flickr/iambents

Copycat eating: how we subconsciously keep time with dining partners

Young women who dine together tend to mimic each other’s eating behaviour to the point where they eat about the same amount and even take bites at similar times, research has found. A study of 70 pairs…

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  • Location: Sydney, New South Wales
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