Anxiety is one of the most controversial issues in mental disorders that its prevalence is increasing in today's society. Preclinical anxiety that is causing some anxiety disorders in adults can help us in the prevention of mental disorders. In this paper an attempt has been made to have an analytical review of attachment anxiety and its significance in childhood and adulthood. Attachment patterns in childhood will be founder of many social- interpersonal interactions and underpinning of many personality anxieties and is fundamental in adulthood. During the research that has been done, insecure attachment in childhood cause maladjustment disorders, lack of trust in others, avoidant pattern or dependent personality disorder.