IEMT (Integral Eye Movement Therapy) and EMDR (Eye Movement Desensitization and Reprocessing) are both forms of psychotherapy that use eye movements to help patients process and overcome traumatic experiences. However, there are some differences between the two.

EMDR is a type of psychotherapy that was developed in the late 1980s to help people process traumatic memories. EMDR therapy involves having the client focus on a traumatic memory while also following the therapist's hand movements or other forms of bilateral stimulation, such as tapping or sounds. This process is believed to help the brain reprocess the traumatic memory in a way that reduces its emotional intensity and promotes healing.

IEMT, on the other hand, is a more recent therapeutic approach that was developed in the early 2000s. IEMT also uses eye movements, but the focus is on changing the way a person feels about a specific memory or issue, rather than processing the memory itself. IEMT involves asking the client to focus on a specific issue or emotion and then using eye movements to explore how the issue or emotion is represented in their body and mind. The therapist then works with the client to change the representation, which is believed to result in a shift in the person's emotional response to the issue or memory.

In terms of the eye movement aspect, both IEMT and EMDR involve the use of rapid eye movements to stimulate the brain and help patients process traumatic memories. However, EMDR is more structured and follows a specific protocol, while IEMT is more flexible and can be adapted to the individual needs of the patient.

Overall, while both EMDR and IEMT use eye movements as a therapeutic tool, they have different aims and approaches to therapy. EMDR focuses on processing traumatic memories, while IEMT focuses on changing emotional responses to specific issues or memories. Both IEMT and EMDR have been shown to be effective in treating trauma and related symptoms, and the choice of therapy will depend on the individual needs and preferences of the patient and the therapist.