Vpvvm_2MBa4Flotation Tanks for PTSD Derrick Broze September 3, 2014 4704 Text to Audio Player Derrick discusses recent findings that suggest flotation tanks may be helpful for PTSD sufferers. Source: https://www.keyetv.com/news/features/top-stories/stories/veteran-turns-alternative-therapy-ptsd-help-19379.shtml