Oxygen concentrators are suitable for people with oxygen therapy and oxygen care

1. People who are susceptible to hypoxia: middle-aged and elderly people, pregnant women, students who have been engaged in mental work for a long time, company employees, government officials, etc.;
2. High-altitude hypoxia symptoms: high-altitude pulmonary edema, acute mountain sickness, chronic mountain sickness, high-altitude coma, high-altitude hypoxia, etc.;
3. Frail and sick people with poor body immunity, heatstroke, gas poisoning, drug poisoning, etc.;
4. In a state of hypermetabolism such as fever, convulsions, hyperthyroidism, and use of thyroxine and insulin;
5. Use corticotropic hormone, corticosteroid, epinephrine, norepinephrine, etc.;
6. Lack of vitamin E, C and lack of trace element selenium (decreased ability to scavenge excessive free radicals, poor antioxidant capacity);
7. Exposure to X-rays, etc.;
8. After participating in strenuous exercise or overworked people with insufficient oxygen supply, etc.;
9. In poorly ventilated public places (such as cinemas, gyms, computer rooms, casinos, etc.), there are many people and dirty air;
10. Closed cars, air-conditioned rooms, underground shopping malls, air defense facilities, military underground command places;
11. Mental workers who are nervous about work and study, junior and senior high school students, and other test-preparing groups.