Generally speaking, vital capacity refers to the amount of air exhaled after the maximum inspiratory volume, which belongs to a lung function test and is of great significance in the clinical diagnosis of lung diseases. This index is usually judged by a professional doctor through a pulmonary function measuring instrument.
The vital capacity of girls is generally 2000~2500 ml. If it is less than 2000 ml, it may indicate that the lung function of the body is abnormal. If it is higher than 2500 ml, it means that human lung function is well developed.
Lung is an important organ of human body. With the increase of age, vital capacity will gradually change. We should develop good living habits, pay attention to rest, avoid strenuous activities, exercise properly and eat healthily.
Method of providing vital capacity
1, chest expansion exercise: do chest expansion and chest expansion exercise twice a day, a total of 50 times, preferably after getting up every day and before going to bed.
2. Stand up: Long-term adherence to the correct posture of holding your head high and your waist straight can increase your vital capacity by 5%~20%, and the amount of oxygen obtained by various tissues of your body will also increase.
3. Show your voice: Singing is also a good way to increase your vital capacity. The beautiful melody of the song can make people intoxicated and forget their troubles; Pay attention to your luck when you speak, and take a deep breath evenly, which is good for your body and mind.
4. Walking: Take a walk outdoors every morning, and learn to inhale slowly and then exhale quickly. Expand your chest when inhaling, and then exhale quickly. ?
Refer to the above content: 39 Health Network-What is the standard of girls' vital capacity?