Heart failure according to the change of condition, may be the need for oxygen, can improve breathing.
1. Oxygen is needed for acute attack of heart failure or dyspnea, due to weakened pumping ability of the heart, resulting in bruising of the lungs or bruising of the circulation, the oxygen content of the blood decreases, and the body is in a state of hypoxia, and at this time it is necessary to inhale oxygen to increase the oxygen content, and at the same time, improve the respiration and cardiac function.
2. If the heart failure is mild, there is no dyspnea, edema and other symptoms of heart failure, at this time you do not need oxygen.
The emergence of heart failure need to consult a doctor in time, under the guidance of professional cardiologists to take drugs for treatment, do not blindly use drugs, so as not to delay treatment.