The An oxygen concentrator is a medical device that gives you extra oxygen. It can help some people who have a health condition that causes your oxygen level to drop too low on trouble breathing.
Elderly: Improve brain function in people with dementia and other diseases. Women: improve on skin care, providing nutrition and maintaining skin elasticity, reducing sub-health conditions. Pregnant women: Helps the development of the fetus. Traders: Rest and relax, improve on physical fitness, reduce petty people. improve work efficiency. • Students: Improve memory and reduce mental fatigue. Highland travel enthusiasts: relieve symptoms of high-altitude hypoxia.
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