This document discusses concepts related to mental health and hygiene. It defines mental hygiene as dealing with promoting mental health and preventing/treating mental illness. Mental health is defined as a state of well-being where individuals can cope with stress and be productive. The document outlines strategies for maintaining good mental health, such as forgiving others, accepting yourself, and finding meaningful activities. It also discusses warning signs of poor mental health like mood changes, sadness, and substance abuse. Finally, it proposes strategies for adjusting to oneself and one's environment like understanding others, satisfying needs, and maintaining physical health.