Trendy salt therapy rooms are showing up in wellness centers, spas and even shopping malls. You might see them promoted as a natural way to relieve allergies, asthma or sinus problems by breathing in salty air. But does breathing in salty air really work? And is it safe? Madhav Chopra, MD, an interventional pulmonologist with Banner University Medicine, explained what the science says and when medical treatment is the safest choice.
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