增加氧气
氧气如何帮助您控制忧虑的想法？
控制焦虑的最佳方法是学会正确呼吸，这样每当你感到压力过大时就能平静下来。
Boost Oxygen Can Provide Relief to Asthma Sufferers
Previously unavailable to those dealing with asthma, supplemental oxygen are now available for portable personal use whenever you feel breathless.
CH 
EN 
ID 
TH