Psychology: Random Facts

Psychology: Random Facts

Kendall Lee, Journalist

Psychology is a really broad subject that is very intriguing. Here are some facts about the psychology of love, sleep, memory, genders, emotions, and other random topics.



  • Women tend to like men who have a sense of humor because a strong sense of humor represents intelligence and honesty.
  • Men with deeper voices seem more attractive to women, while women with higher voices seem more attractive towards men.
  • It takes only 4 minutes to know if you like someone or not.
  • Keeping someone’s attention and attraction is related to body language, and tone and speed of voice, rather than the words actually spoken.
  • People with the same level of attractiveness are more likely to be together rather than a couple whose levels of attractiveness are different.
  • Couples who are too similar or too different won’t last for very long.
  • Holding hands with someone you love can relieve physical pain, stress, and fear.
  • If you look into a stranger’s eyes, you can actually fall in love.
  • Men who cheat on partners have a lower IQ.
  • People are often more attracted to symmetrical faces.
  • Red is the most attractive color.
  • People are often attracted to others who represent themselves.



  • Within 5 minutes of waking up, you forget 50% of your dreams.
  • Fear is not the main emotion in nightmares. Instead, sadness, guilt, or confusion are the most common feelings in nightmares.
  • Some people have the ability to control their dreams and make themselves incredibly powerful.
  • Our brains are more active when we are sleeping than when we are awake.
  • Dreaming is one of the main sources of creativity.
  • You always dream, but most nights you never remember them. 90% of dreams are forgotten.
  • In dreams, we only can see faces we’ve seen in real life before.
  • People experience more negative emotions over positive emotions in dreams.
  • People usually have multiple dreams per night.
  • 12% of people dream in black and white.
  • The other senses can be sensed from the real world during sleep (for example, if someone is poking you in your sleep, you’ll feel poking, or if someone is baking cookies, you can smell cookies in your dreams).
  • Dreams are based on the emotions you’ve felt in the past day.


  • Getting a good sleep allows us to store and remember memories better.
  • Sounds are the hardest to remember, while smells are the easiest.
  • People who close their eyes remember better than with their eyes open.
  • Depression affects the ability to remember things.
  • Meditation can improve memory.
  • False memories are real. Over time, the brain can warp a memory, making you remember an incorrect moment. The brain can make you believe that a moment you fantasized or thought of was real.
  • Exercising improves memory.
  • Sitting up straight improves memory.
  • When you try to memorize something, saying it out loud helps.
  • There is no limit to the information you can remember.
  • Testing yourself on information is more effective than rehearsing or re-reading.
  • Forgetting something makes you more likely to remember it later.



  • Men lie more than women.
  • Men’s nightmares consist of dramatic disasters (death, health issues, threats, natural disasters).
  • Men waste a lot of fuel each year because they refuse to ask for directions.
  • Men are not used to confronting or comforting someone who is sad or emotional.
  • Men are easily threatened by other men.
  • Men hate to ask for help, even if they are desperate.
  • Women speak around 7,000 words per day and men speak 2,000 words per day.
  • Women see color more vibrant than men.
  • Women are more likely to hate taking risks.
  • Women are more likely to go through pain to look good. Beauty is pain.
  • Women usually live longer than men.
  • Women cry between 30 and 64 times a year and men cry between only 6 and 17 times a year.


  • Different parts of the body react differently for different emotions.

  • The 8 primary emotions are joy, trust, surprise, sadness, disgust, anger, and anticipation (other emotions are a combination of these).

  • Laughter is actually contagious.
  • People have over 10,000 facial expressions to express emotions.
  • Physical pain can affect your mental health, and mental pain can affect your physical health.
  • Sadness and anger are the hardest to fake. Happiness is the easiest to fake.
  • Colors can actually affect your emotions (blues can be calming, and oranges can be energizing).
  • Younger people usually are more happy with exciting things, while older people are more happy with calm things.
  • Your favorite song is usually associated with an emotional event in your life.
  • Negative emotions are beneficial.
  • Depression is a result of overthinking.
  • Napping helps change negative emotions into calmer ones.



  • The brain does the most creative work when it’s tired.
  • Volunteers are more satisfied with their lives, while non-volunteers aren’t as satisfied.
  • People with low self-esteem tend to humiliate others.
  • 80% of conversations are complaining.
  • Smart people think that they are not that smart, while ignorant people think they are geniuses.
  • Multi-tasking is not real.
  • The illusion of progress is motivating.
  • People are more honest when they are tired.
  • Chocolate releases the same chemical as falling in love.
  • Phobias may be passed through DNA.
  • When you are more uncertain, the harder you try to defend your ideas.
  • Sarcastic people are smarter and more creative.