Introduction: Yawning is an instinctive response of the human body. Like heartbeat and breathing, it is not controlled by people's will. However, it can protect the brain cells, increase the oxygen supply of brain cells and improve the stress ability of the human body.
Ancient and modern gleanings: the ancient works Jin Kui Yao Lue(Synopsis of the golden chamber) recorded: "those affected by a cold pathogen, often yawning." Yawning is a sign of lack of healthy Qi, but it is also a symptom of Qi stretching due to yawning. Therefore, it is a sign of improvement after a long illness.
The purpose and function of yawning.
Those people seriously ill rarely yawn, patients with mental problems rarely yawn. It can be seen that yawning is a "privilege" of a healthy person. Spontaneous yawning is usually because your body is feeling a little tired, and yawning can help you wake up. "Infectious" to yawn, it is a kind of human unconscious imitation, yawning activity area of the brain is consistent with the sympathetic activity of brain, so easy to be contagious yawning more prone to "empathy", namely better recognition and the ability to understand others situation, emotion. That is, the kind of person who would say "ouch" after someone had been stepped on. But studies have found that yawning works by cooling the brain, so people who breathe through their noses don't often yawn, and their brains don't overheat.
✵The way to yawn: If you're sitting at your computer for too long, better yawn. Yawning can go hand in hand with stretching. Stand better, sit also works, stretch your arms out as far as possible, and stretch back. Throw your head back, straighten your body and tighten your upper body muscles, then open your mouth and yawn deeply and widely. Then take another breath, hold your breath for a moment and exhale slowly. Single yawning can be taken sitting or lying position, concentration, the spirit of relaxation, closed the mouth, with the nose gently breathing a few times, then switch to open mouth breathing, a sweet, natural yawn will arise spontaneously. Yawning on some occasions can also get rid of embarrassment or harassment, but don't yawn too much on important formal occasions. When it is difficult to fall asleep, yawning exercises can help relax the nervous system into dreamland.
The health benefits of yawning.
✵1. Refreshing: through the diaphragm movement, yawning could help massage the internal viscera, deepen breathing, increase oxygen supply, relieve the body and brain fatigue, promote the return flow of blood, help to boost metabolism. The pharyngeal movement that accompanies yawning drives oxygen-carrying blood to the brain, making us more alert. Yawning in the morning can promote various functional areas of the cerebral cortex from inhibited state to excited state. Yawning also elevates the vital energy and elevates the spirit. It is a way of turning a negative mood into a positive one, allowing the brain to open up to new things.
✵2. Stretch your muscles: a good yawn will stretch your muscles from the top of your head to your toes. Yawning also relieves muscle pain and swelling in the lower back and relaxes the muscles around the temples and abdomen. When yawning because the mouth opens very big, the nasopharyngeal and oropharyngeal are apart, can strengthen the contractile force of pharyngeal muscle apparently, could raise the pharyngeal muscle flabby.
✵3. Protect the human body: yawning can not only expel excessive carbon dioxide from the body in a short time but also warn people that the brain and viscera are tired and need rest when the human body is sleep deprived or overworked.
✵4.Regulate balance: yawning changes the Ph value of your blood and regulates toxicity levels throughout your system. Yawning helps detoxify the liver and balance the energy of the liver meridian.
✵5. Relax your eyes: yawning helps relax the eye muscles, stimulates refreshing tears, naturally washes out tired eyes, moistens chronically dry eyes, and makes your eyes feel brighter and more comfortable.
✵6. Fitness aid: yawning and erection is controlled by a chemical called nitrogen oxide. As nitrogen oxides spread through the brain, they may reach the nerves that control breathing, or they may travel down the spinal cord to the blood vessels that supply energy to the penis. So men who yawn more may have better erections. For hernia patients, yawning is also conducive to prolapse of the hernia sac back, so that the disease situation has been significantly relieved.
✵Tips: 60% ~ 80% of stroke patients, observed frequent yawning phenomenon in the 5 ~ 10 days before the onset. The old person that has this phenomenon should cause high vigilance, go to the hospital for an examination as soon as possible.