There is a vast multitude of things that could cause ill-mental health. Sometimes it will be more than just one cause. And different people will be affected differently by the same cause. Some of the factors listed below could result in poor mental health but this list is not exhaustive:

• Childhood or adulthood abuse, trauma or neglec
• Social loneliness, disadvantage or poverty
• Violence, bullying or other abuse
• Trauma like military combat, or experiencing something where you feared for your life
• Homelessness
• Long-term stress
• Drug or alcohol abuse
• Bereavement
• Physical damage