What Is Digital Hearing Protection?

Hearing refers to the ability to activate the auditory organs, pinyin: tng lì, English: hearing, receiving voice information. The effectiveness of its use of capacity generally depends on whether listening is attentive. In addition, listening is also part of the English test, which examines candidates' ability to listen to the language.

[tng lì]

Hearing means activation

1. The earphone sound should not be too loud, and the time should not be too long. Many students like to tune the MP3 sound very loud and like to listen to it for a long time. This is wrong. Middle school students should not listen to headphones for too long, each time cannot exceed 30 minutes, and cannot exceed 60 dB. "

2. Do not do homework while listening to music. In the process of learning, students should not do homework while listening to music. They must be highly focused, improve efficiency, and develop good habits.

3. Hearing impairment should seek medical treatment as soon as possible. In the process of listening to MP3, if middle school students have itchy ears or tinnitus and have to raise their voices, this is a sign of hearing impairment. Students should seek medical treatment as soon as possible to avoid serious consequences.

4. Hearing loss caused by noise environment should be resolved within three weeks. Citizens should take appropriate measures to protect their hearing in daily life, such as avoiding long expectations in noisy places. Once caused by noise

With the improvement of people's living standards and the arrival of an aging society, the incidence of hearing loss, tinnitus and deafness among middle-aged and elderly people is getting higher and higher, and some are the result of abuse of nephrotoxic drugs. The study found that many single-traditional Chinese medicines have certain effects on the treatment of tinnitus, deafness and hearing improvement, especially some kidney-tonifying traditional Chinese medicines, which have more significant curative effects, which is in line with the theory of "Kidney opens the ears" in Chinese medicine. The compilation is as follows for selection.

Epimedium: It has the functions of nourishing kidney and aphrodisiac, strengthening bones and bones, and removing wind and dampness. Studies have found that this product is compatible with other kidney tonic drugs, which can treat tinnitus and deafness, and protect and improve kidney function.

Psoralen: It has the functions of nourishing the kidney and helping the yang, warming the spleen and stopping diarrhea. Pharmacological studies have shown that tonication has the effect of expanding coronary arteries, improving heart function, and increasing cochlear blood circulation. It is one of the effective drugs for treating hearing loss, kidney deficiency, tinnitus, and deafness.

Bone broken tonic: There are kidney, bone, and blood circulation. Clinical observations found that bone decoction used together with streptomycin sulfate can significantly reduce the renal toxicity of streptomycin sulfate. It is speculated that this product has a certain detoxification effect on streptomycin toxicity.

Poria: It is beneficial for water and dampness, strengthening the spleen, replenishing the middle and calming the nerves. Studies have found that the mechanism by which Poria protects the inner ear may be by affecting the amount of endolymph fluid and ionic components, or by directly acting on cells. Poria is beneficial to the function of dampness, and can promote the elimination of sodium, potassium, and chloride ions, promote the excretion of drugs in the body, reduce the concentration of drugs in blood and endolymphatic fluid, thereby reducing the damage of ototoxic drugs to the inner ear.

Salvia miltiorrhizae: has the functions of promoting blood circulation, removing blood stasis, cooling blood and eliminating diarrhea, and removing annoyance and calming nerves. Pharmacological studies show that Salvia miltiorrhiza can improve the speed of microcirculation blood flow, increase cochlear blood flow, expand blood vessels, reduce blood viscosity, and promote aerobic metabolism and energy supply of cells.

Pueraria: There are achievements in demystifying, promoting sun rash, and relieving fever. Pharmacological research shows that Pueraria can expand blood vessels in the brain and inner ear, regulate blood flow, promote cell metabolism, improve blood circulation in the inner ear, and have significant effects on the recovery of inner ear cell function.

Chuanxiong: It has the functions of promoting blood circulation, relieving wind and relieving pain. Pharmacological studies show that Chuanxiong can dilate blood vessels, improve microcirculation, and can penetrate the blood-brain barrier to improve intracranial blood circulation and regulate cochlea blood flow supply, thereby improving tinnitus and deafness.

Spirit Magnet: There are Qianyang soothe the nerves, Cong Er eyesight, and the ability to breathe. This medicine is a traditional medicine for treating tinnitus and deafness in traditional Chinese medicine. Modern studies have found that deafness is related to disorders of iron metabolism. Iron supplementation can effectively improve the symptoms of tinnitus and deafness. Magnetite is a traditional Chinese medicine with high iron content, so it can treat hearing impairment.

Cordyceps sinensis: It has the functions of nourishing the lungs and kidneys, replenishing qi, relieving asthma, and helping the deficiency. Clinical observations have shown that this product can prevent drug-induced kidney and ear damage without affecting the antibacterial effect of the drug, providing a guarantee for the clinical safe application of kidney and ototoxic antibiotics.