EMDR (Eye Movement Desensitization and Reprocessing) and light therapy are two distinct forms of treatment that are used for different purposes.

EMDR is a type of psychotherapy that has been developed to treat individuals who are struggling with emotional distress related to traumatic experiences. It involves having the individual recall traumatic memories while engaging in bilateral stimulation, typically eye movements, but can also be tapping or audio stimulation. The stimulation is believed to help the individual process the traumatic experience and reduce its negative impact.

Light therapy, on the other hand, is a form of treatment that uses light to improve mood, reduce symptoms of depression and anxiety, and treat sleep disorders. Light therapy typically involves exposure to bright light, such as a specialized light box, for a set period of time each day. The bright light is believed to stimulate certain receptors in the eye that regulate circadian rhythms and improve mood and sleep patterns.

While both treatments can be effective, they are designed for different purposes and target different aspects of mental and physical health. It's important to speak with a healthcare provider or mental health professional to determine the best treatment for your specific needs and conditions.