1) Hugging increases oxytocin in the body that reduces stress and lowers blood pressure.
2) Hugging can stimulate the brain to release dopamine, the feel-good hormone.
3) Hugs can reveal different levels of affection. A woman will tend to press her whole body against the person she cares most about.
4) Hugs can cure depression, loneliness, and increases security, trust and self-esteem.
5) Hugs are free.