https://www.healthywa.wa.gov.au/Articles/F_I/Heart-attack
A heart attack happens when there is a sudden complete blockage of an artery that supplies blood to an area of your heart. As a result, some of your heart muscle begins to die. Without early medical treatment, this damage can be permanent.
https://www.healthywa.wa.gov.au/Articles/U_Z/Understanding-suicide
Suicide is a major cause of death in Australia. It is a result of a range of complex issues, which include personal, emotional, social and medical issues. Suicide is a tragic loss of life that causes great sadness and emotional upheaval among family, friends and peers as they struggle to understand why.