Non-suicidal self-injury （NSSI） behavior has become a mental health problem that can not be ignored， and a variety of psychiatric disorders are known to directly or indirectly contribute to NSSI. NSSI patients will have a variety of psychological and behavioral problems， which will have an impact on their lives， studies and work. This reviews the correlation between NSSI and addiction， impulsivity， anhedonia， learning and working abilities and sleep problems.