How psychedelic mushrooms helped pro surfer Koa Smith overcome depression and trauma: ‘I never slipped back’ April 17, 2022 By Josh Marcus Studies show promising effects on depression and PTSD, writes Josh Marcus Source: How psychedelic mushrooms helped pro surfer Koa Smith overcome depression and trauma: ‘I never slipped back’ Category: Americas, World Updated: April 17, 2022 at 7:01 pm ◀ Netflix: The 47 Absolute Best TV Shows to Watch – CNET The Best Sci-Fi TV Shows on HBO Max – CNET ▶