"Biofeedback Machines," "Light and Sound Systems" or "Mind Machines" have been on the market for years. Thousands of users have logged many hours on them with virtually no reported ill effects. But there are some situations and conditions where use of our products is strongly discouraged. Light and Sound Systems create flickering light, which can cause seizures in persons with photosensitive epilepsy.

Our products are designed for vocational and recreational purposes only. No medical claims are made for any product, expressed or implied. They are not medical devices and should not be used for the relief of any medical condition. Our products are not intended for  replacement of medical or psychological treatment. Our products are not intended to affect the structure or any function of the human body. These products are not approved for any purpose by the FDA.

If you have any form of seizures, epilepsy, visual photosensitivity, wears a pacemaker you should not use a Light and Sound system.

In addition, even if you have never had a seizure, there is a small chance that you are photosensitive, and exposure to flashing lights can cause a seizure. If you are not willing to accept this risk, please do not use our light and sound systems.

Our Light and Sound Mind Machines are based upon ancient understandings and modern research about how the mind interacts with certain types of pulsating light and sound patterns. Your experience should feel pleasant and we recommend that you set the volume and light intensity levels before you use it.