Climbexia nervosa: Those who are suffering with this illness have a low self-esteem and often a tremendous need to control their surroundings and emotions. The Climbing Disorder, Climbexia, is a unique reaction to a variety of external and internal conflicts, such as stress, anxiety, unhappiness and feeling like life is out of control. Climbexia is a negative way to cope with these emotions. New research indicates that for a percentage of sufferers, a genetic predisposition may play a role in a sensitivity to develop Climbexia, with environmental factors being the trigger.