O2 ChairTThere are many breathing techniques available to help us relax, perform better, sleep better, and also concentrate better. But how do we control the techniques so that our breathing exercises are done 100% correctly? This is what our O2 CHAIRs unique and patented technology brings to the breathing industry a scientific breathing exercise movement which is 100% accurate. The O2 CHAIR takes the user through a series of programmed breathing exercises