Lianne Milton/For NPR Chris Stephens, 28, has been battling depression all of his life. At times he wouldn’t get out of bed for weeks. In January, he said his depression hadn’t returned since he started taking ketamine. Chris Stephens, 28, has been battling depression all of his life. At times he wouldn’t get out of … Continue reading Listen to NPR’s report on Ketamine’s use for treating depression