Portland Va Medical Center

This study is testing whether morning bright light therapy can improve sleep quality in veterans with traumatic brain injury or PTSD. Researchers will recruit 200 veterans to use a light box for 60 minutes each morning for four weeks. They'll track sleep patterns before, during, …

This study is testing whether taking a dietary supplement called branched chain amino acids (BCAAs) can improve sleep quality and thinking skills in Veterans who have trouble sleeping. Researchers will recruit 300 Veterans and randomly assign them to take either the BCAA suppleme…