1. Introduction
NSSI, Non-suicidal self-injury, death
Background: Non-suicidal self-injury (NSSI) is a common mental health problem, with a 19% lifetime prevalence in Australian adolescents and 12% in adults. Though rates of professional help-seeking for NSSI are low, disclosure to family and friends is more common, providing opportunities for them to encourage professional support. Mental Health First AidNon-suicidal self-injury (NSSI) refers to injuries intentionally inflicted upon oneself that are not intended to result in death and are not culturally sanctioned [The most common reasons for NSSI cited by adolescents and adults are to distract or seek relief from distressing thoughts, feelings, problems, or bad memories [Help-seeking rates in people who engage in NSSI are low, with less than 50% seeking emotional support for this behaviour, and only 16% report seeking medical treatment [Conversely, responses to NSSI involving dismissive, trivialising, or stigmatising attitudes were associated with withdrawal from further help-seeking, increased frequency of NSSI, and increased suicide attempts [Although family and friends are most likely to notice signs of NSSI and receive NSSI disclosures [MHFA courses have consistently been shown to increase the mental health literacy of first aiders, reduce stigmatising attitudes towards mental health problems, and improve first aiders’ confidence in responding to mental health problems and crises [