Graph: Remission Rates over Six Weeks (IMAGE) Northwestern University Caption Remission rates across the six-week study dramatically increased for patients with bipolar depression who were treated with bright white light therapy compared to those treated with dim red light therapy. Having a higher remission rate means a patient experiences minimal depression symptoms and returns to normal functioning. Credit Northwestern University Usage Restrictions Please credit Northwestern University if used License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.