Experimental studies have proved that the lifespan of nematodes in a hydrogen environment is extended several times. Long-term inhalation of hydrogen can comprehensively improve the health level, significantly improve sub-health symptoms and prevent the occurrence of chronic diseases. Getting less illness, especially preventing of chronic diseases, will inevitably lead to longer life.

In 2020，hydrogen inhalation had been written into the National COVID-19 Diagnosis and Treatment Plan(7th Edition)