We've all got that friend who picks at their food. New research reveals you’re likely to eat less yourself when sharing a meal with them.
The Social Eating Pattern
Countless studies show your portion sizes sync with your companions. Big eaters can lead you to overindulge, while light eaters promote restraint.
Read also: Eating alone—healthy or unhealthy?
Consistent Across Scenarios
This holds for healthy snacks, indulgent treats, full meals, or even after fasting. Simply seeing—or reading about—someone else’s modest intake influences your own choices.
Why It Happens
We instinctively mirror others to gauge social norms, like “How much is appropriate here?” The effect grows stronger in older children (suggesting it’s learned) and hits men harder than women, who may be more attuned to perceptions of their habits.
