Back in the 1960s, personality psychologist Hans Eysenck and others theorized that introverts produce more saliva than extroverts due to natural differences in the biology of nervous systems. The key ...

Optical illusion personality tests are exactly what they sound like-- they are strange images that trick the eyes, and based ...

With summer in full swing, your extroverted best friend is psyched to socialize the night away at your mutual friend’s backyard barbecue. You, on the other hand, are staring at the clock. (And I don’t ...

The classic labels of introvert and extrovert have long been used to explain why some people thrive off of social interaction and why some people prefer solitude. While neither one is “better” than ...

Most people don’t like being put in metaphorical boxes. Labels have their place, but they often oversimplify and miss nuance, especially when referring to aspects of someone’s personality. Introvert ...

Back in the 1960s, personality psychologist Hans Eysenck and others theorized that introverts produce more saliva than extroverts due to natural differences in the biology of nervous systems. The key ...