The free will debate — whether humans have genuine choice or are determined by prior causes — remains unresolved.

Stress can affect physical health as well as mental health.

Fact #988 · Psychology

The bystander effect describes reduced helping behavior in crowds.

Fact #1469 · Psychology

About 40% of people have experienced sleep paralysis at least once.

Fact #2792 · Psychology

Some people can hear their own nervous system.

Fact #2269 · Psychology

Memories are reconstructed each time you recall them.

Fact #2179 · Psychology

Your brain uses patterns to recognize faces almost instantly.

Fact #1907 · Psychology

Positive social interactions can reduce stress levels.

Fact #989 · Psychology

Your brain is more active when you are dreaming than when you are awake.

Fact #2619 · Psychology