Do you know why we sigh? Not to die

For love, for sadness, for stress, because that's how we feel it… we believe that these are the reasons why we sigh throughout the day.In Science Daily Online we reveal the true reason for your sighs And you'll be surprised to know that it doesn't have much to do with your feelings.

Do you know why we sigh? Not to die

When we sigh we inhale in a strong and prolonged way, and when exhaling we do it deeply, almost always accompanied by a groan.According to the scientists of the Universities of California in Los Angeles and Stanford (United States) , we sigh about 12 times per hour , however incredible it may seem, we are unlikely to be aware of it.

Do you know why we sigh? Not to die

The same scientists discovered the main cause of those 288 daily sighs: stay alive .While it is true that some are due to our mood, this happens when it is necessary to inflate the alveoli, which are the small sacs of the lungs. The impulse is sent by two groups of nerve cells in the stem of the brain , the place that is responsible for breathing, regulate the heart rate and sleep.

At the time S stress is when you sigh the most, according to the study. Without them we would die, because the lungs need to receive oxygen in that way to meet the need to release the carbon dioxide that accumulates and cannot get out with a normal breath, for this reason you receive the signal from the brain and a booster comes to help the respiratory system.

Do you know why we sigh? Not to die

Rats were used for the investigation and their sighs were carefully studied .The respiratory system of rats is very similar to that of humans.And they realized that apparently the activity of 200 neurons is required to sigh, which means that it is the least number of neurons for the body to perform any activity.

Most of the time when we sigh it is not synonymous with melancholy, crush or stress, it is simply a way to not die .So when you see a person sigh, the prejudice of negative feelings is not always real.Think that your brain is trying to keep it alive.

While writing this article, I sighed countless times.Surely, you will do the same when you are reading it, because you cannot spend more than 5 minutes without sighing .Otherwise, your body would begin to fail due to carbon dioxide accumulation.There are machines that simulate breathing and sighs, for people who cannot do it of their own accord.

Did you already know why we sigh? Who would think that we do it for more than a feeling?

If you have been interested in discovering why we sigh, you may want to know the Nocebo Effect: if you think you are going to die, you will die.

Images: Amelia Walter, HUY NGUYEN.

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