self-injurious behavior
self-neglect
eating disorders
phobias
substance abuse
behavior disorders
Always behave like a duck—keep calm and unruffled on the surface but paddle like the devil underneath. Jacob, Braude Behavior disorder is a general term used to describe a consistent pattern of abnormal conduct impairing a child's ability to function effectively in one or more facets of his or her life. [Source: Encyclopedia of Educational Psychology; Behavior Disorders]
hyperactivity
unsocialized aggressive reaction
concepts
runaway reaction
addictive behavior
disability
sensation seeking