(NewsNation) — Hyperbaric oxygen therapy could be beneficial for treating people with long COVID-19, new research shows.

The therapy has seen an increased demand, according to researchers who, after studying patients with chronic symptoms of COVID-19 more than three months after initial infection, published their observational study in the scientific journal Nature on Aug. 4.

"The results from this registry do demonstrate that 56–63% of long COVID patients treated with HBOT report increased quality of life 3 months after HBOT," the study said. However, the authors noted that more research is needed.

What is hyperbaric oxygen therapy?

Hyperbaric oxygen therapy is a treatment in which an individual, sitting or lying down, receives 100% oxygen inside a special chamber. Often in an outpati

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