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Louisiana State University
Oxygen chambers helped treat concussions, but so did placebo treatment

Despite anecdotal reports that hyperbaric oxygen chambers can be used to treat concussions, strong evidence is mounting that they don’t. The latest strike against the increasingly popular therapy is a study of U.S. service members with persistent concussive symptoms, including headaches, balance problems, fatigue, forgetfulness, irritability and anxiety. Those who spent 40 sessions in a pressurized chamber breathing pure oxygen saw no more improvement than a control group that completed the same number of sessions in a lower-pressure chamber breathing normal air. Both groups, however, fared significantly better than a third group that received only standard care. The gains most...

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