Like muscles in other parts of the body, the respiratory system needs exercise to stay healthy. There is a simple way to exercise the vocal cords and respiratory system at the same time. Put the straw in your mouth and hum hard.

Step 2 practice telling stories

Aaron johnson, an assistant professor of phonetics at the University of Illinois in the United States, believes that reading aloud is very important to exercise vital capacity. It is suggested that the old man read aloud an article in the newspaper after getting up every day.

3. Exercise can enhance vital capacity.

When a person is in good health, his sound effect will be the best. Even simple walking can improve physical fitness, and its effect will extend to the respiratory system and even the sound field.

Extended data:

The low test value of vital capacity (compared with the normal value) indicates that the body's ability to absorb oxygen and discharge waste gas is poor, so the oxygen supply in the body is insufficient and some work of the body cannot be carried out normally.

Once the body needs to consume a lot of oxygen (such as long-term study, work and strenuous exercise), there will be serious lack of oxygen, which will lead to headache, dizziness, chest tightness, listlessness, inattention, memory loss, insomnia and other adverse reactions, which will not only affect study and work, but also cause many irreparable losses to health.

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