Friendship and mental health professionals say whether friends hug often comes down to a person's preferences.

Instead of reacting with joy, as many people do when surprised by hugs, Prioleau and a friend savagely attacked the man, chasing him down the street and slashing him in the neck with a box cutter ...

Julia Tinetti waited 32 years for a hug from her biological father ... discovered through DNA testing last year that her best friend, Cassandra Madison, was actually her sister.