Mental Immunity

Mental Immunity

You have a second immune system that's all in your head. It influences who you're attracted to, how social you are, even your biases. Photo of disgusted girl via Shutterstock.

The Psychological Immune System

Why seeing others sneeze makes you healthier.

Blogger Spotlight: The Cooties They Carry

A primary purpose of disgust is to protect us from pathogens. But the system isn't without flaws. (Image of mold via Shutterstock)

Smells Like Safe Sex

Behavioral Immune System 3: Foul odors can trigger safe sex!

Has Resistance to Evolution Gone the Way of Disco Pants?

Psychology reaches a new evolutionary level.

Why You May Be a Bigot

The rationality of us v. them.

Mind Your Body: The Underrated Sense

In defense of smell: It's crucial to love, health, and survival.

Pardon Me If I Stare

That which is killing others makes us stronger.