1) Romantic love activates regions of the brain related to motivation and reward rather than emotions. Feelings of romantic love may transition to attachment over time as relationships develop. 2) Both maternal love and romantic love serve an evolutionary purpose of ensuring the formation of bonds between individuals to help perpetuate the species. 3) Laughter contributes to feelings of joy and happiness by reducing stress and boosting mood. It involves brain regions related to pleasure, motor control, and social behavior.

1. Love & Joy