Things you didn't know are contagious
From laughter to loneliness
When something is contagious, it means it’s transmissible and it can spread from one person to another. We often associate this with diseases, but many other things can be—and indeed are—contagious. We’re talking about sensations, emotional states, behaviors, and actions.
In this gallery, we bring you a number of things you may not know are contagious. Click on to discover them.
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