Person Facts About Relationships

Most people believe that the quality of a first kiss is a reliable indicator of how the rest of a romantic relationship will unfold.

Relationships that begin through 'mate poaching' - when someone pursues a person already in a relationship - show significantly lower satisfaction, commitment and trust, plus higher rates of jealousy and infidelity compared to relationships that started between single people.

On average a woman has 4 sexual partners in her lifetime.

Yawns are more contagious among people with closer relationships.

Kissing an infection-free partner is good for your teeth!

40% of people who are rejected in romantic love slip into clinical depression.

American men are most likely to cheat at income extremes—when they're completely economically dependent on their wives, or when they significantly out-earn them.

Thrity-five percent of the people who use personal ads for dating are already married.

Brain scans show that people who view photos of a beloved experience activation of the caudate - a dopamine-rich part of the brain's reward system involving motivation and desire.

The most collected calls are made on Father's Day.

The single biggest predictor of love is proximity.

The average person dates 7 people before finding their spouse, though they may go on dozens of dates with each person along the way.

When two sets of identical twins marry each other and have children, those children are legally cousins but genetically full siblings, sharing about 50% of their DNA.

Happiness and stress are contagious; surrounding yourself with happier people will make you happier too.

In Japan, condoms are commonly sold 'door to door'!

Psychologists suggest that hugging a pillow while sleeping may indicate a longing for intimacy, comfort, or connection with others.

Intelligent men tend to be more sexually faithful.

Wearing red increases attraction.

In the presence of attractive women, men tend to find physical tasks feel easier, take more risks, donate more money, consume more calories, and talk more.

Research suggests that men who feel resource-secure tend to rate smaller breasts as more attractive, while men experiencing hunger or financial stress show preferences for larger breasts.