In preventing hair loss, it is important to know what causes it. Knowing the cause allows individuals to avoid those circumstances, unless it is related to genes. Sometimes hair loss occurs because of high stress or chemicals and hair dyes. In these instances, individuals may choose not to use hair chemicals or avoid high stress situations so that hair loss may be prevented. Although it may be difficult to know exactly why hair loss is happening, it is a beneficial idea to avoid certain possible harming agents, such as stress and hair chemicals. Even if these agents are not the direct cause, they be contributing to the overall damage of hair and hair loss. Proper nutrition and healthy living also aid in the prevention of hair loss. Without certain nutrients, damaged hair does not have the potential to repair and this leads to further hair loss.