1. Increase in oxygen consumption: people with excessive brain work, including intellectuals, boss managers, students taking examinations, urban people with a tight life rhythm, drivers for long-distance driving, etc.
2. People with insufficient oxygen use capacity: including respiratory tract (nasal sensitivity, asthma, slow support), cardiovascular (hypertension, coronary heart disease), cerebrovascular (stroke), hematological diseases (anemia, etc.), the elderly (diabetes, etc.).
3, the work, the living environment oxygen insufficiency urban person: large-scale confined place, hotel, hotel, writing Room
4, the elderly oxygen health: effectively reduce and reduce the incidence of cardio-cerebrovascular diseases.