Mental health is defined as "a person’s condition with regard to their psychological and emotional well-being." A person's mental health can be altered by a magnitude of things, some of the most common include: childhood abuse, trauma, neglect, bullying, social isolation, discrimination, drug/alcohol abuse, unemployment, poverty, domestic violence, physical health, and the list goes on.

A mental illness is a condition that affects a person's thinking, feeling or mood. Such conditions may affect someone's ability to relate to others and function each day. Each person will have different experiences, even people with the same diagnosis.

Half of mental health conditions begin by age 14, and 75% of mental health conditions develop by age 24. The normal personality and behavior changes of adolescence may mimic or mask symptoms of a mental health condition. Early engagement and support are crucial to improving outcomes and increasing the promise of recovery.

Some mental illnesses include Depression, Anxiety, Bipolar Disorder, Dementia, Schizophrenia, Obsessive Compulsive Disorder (OCD), Autism, Post Traumatic Stress Disorder (PTSD), Attention-deficit/hyperactivity disorder (ADHD), Attention Deficit Disorder (ADD), and the list goes on.

Mental health illnesses must be diagnosed by a medical professional. Most mental health illnesses are treated using medication and different types of therapy.