Aversive conditioning is a form of counterconditioning that utilizes a negative or unpleasant stimulus to eliminate an undesirable behavior. This technique is commonly applied to address addictive habits like smoking, nail biting, or excessive drinking. The process involves pairing the unwanted behavior with an unpleasant experience, such as a bad taste or a mild electric shock. Through repeated association, the individual learns to connect the behavior with the negative stimulus, which ultimately helps them to cease the habit.