Seasonal patterns affect Airmen, combated by 28th MDOS
Airman 1st Class Seth Zarate, 28th Medical Operations Squadron mental health technician, works while receiving artificial light from a happy light at Ellsworth Air Force Base, S.D., Nov. 26, 2014. Happy lights are available for servicemembers to check out from both the Mental Health Clinic and the Health and Wellness Center for those who are affected by Seasonal Affective Disorder, a form of depression brought on during the fall and winter as a result of a reduced exposure to sunlight. (U.S. Air Force photo by Senior Airman Hailey R. Staker/Released)