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The hyper-oxygenation is good for healing in general I believe, and the brain requires lots of oxygen.
The wim hof method has worked well to reduce my tinnitus and headaches in the short term, and I'm guessing it has had good effects in the long...
I have had ringing ears since sometime after my concussion in Feb 2017 (15 months now). It seems to come and go. It makes it hard to focus. It...