2. Oxygen is good for asthma treatment: Asthma is due to reduced alveolar ventilation such as bronchospasm. With external effects, oxygen can increase the oxygen concentration in the alveoli and help relieve asthma.
3. Oxygen type can prevent coronary heart disease stroke death, stroke death type is caused by coronary heart disease attack, but peristalsis, there is often continuous mild brain depression, shortness of breath, mood disorder or heartbeat disturbance before the attack, if the effect of oxygen therapy at this time can be Get twice the result with half the effort.