A hug is a form of physical intimacy that generally involves closing or holding the arms around another person or group of persons. The hug is one of the most common human signs of love and affection, along with kissing.[1] Unlike some other forms of physical intimacy, it is practiced publicly and privately without stigma in many nations, religions and cultures, within families, and also across age and gender lines.
Sometimes, hugs are a romantic exchange. A hug may also be exchangedas a sign of support and comfort. A hug can be a demonstration ofaffection and emotional warmth, sometimes arising out of joy or happiness at meeting someone.