Uncle Liu is a retired teacher. He likes children. He always wants to help his son with his grandson, but the grandson seems to dislike him. Extremely uncomfortable.

Obviously I love cleanliness very much. I often bathe and wash my clothes. Uncle Liu can’t figure out where the odor comes from. Does it smell old?

1. What is the smell of old people?

Scientists from Sweden and the United States have found that the smell of old people is related to 2-nonenal produced by human metabolism.

Wang Xing, deputy chief physician of the Department of Cardiovascular Medicine, No. 983 Hospital, pointed out that after the age of 40, the content of 2-nonenal increases, and the concentration of 2-nonenal in the elderly is 3 times that of middle-aged people over the age of 40.

After the age of 40, the antioxidant substances on the body surface will gradually decrease, and the 2-nonenal secreted on the skin surface will accumulate, resulting in a Old-fashioned.

In addition, after getting older, metabolism slows down, and dead skin begins to deposit on the surface of the skin. After the accumulation of bacteria is decomposed, it will also produce a special odor.

In addition, a greasy diet can lead to high cholesterol levels in the blood and also produce odors. The smell of the elderly is relatively more pronounced in men.

Second, 5 things you often do after the age of 50 may appear “old man’s taste” in advance

The elderly themselves belong to a vulnerable group. In addition to their physical strength, they may also produce an unpleasant smell on their bodies. The smell of the elderly is simply too embarrassing. The usual habit may also cause the smell of old people to appear earlier.

1. Smoking

There are thousands of harmful substances in tobacco smoke, not only It is a high-risk factor for lung cancer, and it can also lead to the accumulation of some harmful substances such as carbon monoxide and nicotine in the human body, which will cause the skin to produce odor.

2. Drinking

Drinking not only increases the burden on the liver, but may also cause The accumulation of toxins in the body causes the consequences of decreased gastrointestinal function, thereby accelerating the production of old-fashioned odors.

3. Not hygienic

Older people have lower energy and physical strength, Not fond of bathing and not wanting to change clothes is also very common, and it will also accelerate the generation of old-fashioned smell.

4. Fatty diet

Excessive greasy diet will not only increase the burden on the stomach , It may also lead to constipation, and once the oxidation of fat in the body is accelerated, there may also be an odor.

5. Inactivity

When I get old, I don’t want to move anymore, but I don’t know Life lies in exercise. Proper exercise can not only enhance the body’s immunity, but also promote blood circulation in the body, expel toxins from the body as soon as possible, and reduce odor. Inactivity may accelerate the generation of old-fashioned odor.

Third, some old-fashioned smells may be diseases

except In addition to the smell of aging, there are some abnormal old-fashioned smells, which are likely to be the distress signals sent by the disease.

1. Amine odor → nephropathy

Severe nephropathy patients with severe nephropathy Development, will lead to urea nitrogen, creatinine and other metabolites can not be discharged in time, resulting in an amine odor, that is, urine odor.

2. Sour odor → gastrointestinal disease

If exhaled gas is found There is a sour and rotten taste, which may be caused by gastrointestinal diseases.

3. Rotten Apple Flavor → Diabetes

Rotten Apple Flavor in Diabetic Ketosis Patients It is more common in , abnormal insulin secretion, blood sugar can not be used, and pyruvate and other substances may be produced in the process of fat metabolism, resulting in a rotten apple smell.

4. Corrupt odor → upper respiratory tract disease strong>

Laryngitis, sinusitis and other upper respiratory tract diseases, due to inflammation, mucus will increase, some of which will be swallowed, resulting in corruption and corruption.

5. Fermentation odor → Oral disease

The elderly are prone to oral disease, The food residue in the teeth is not cleaned in time, and it will have an unpleasant smell after being decomposed and fermented by bacteria.

With the growth of age, some elderly people will have an old-fashioned smell of old age, and some elderly people do not have it, which may be related to some unhealthy living habits, but some old-fashioned smells It may also be a signal of disease. If you are troubled by the smell of old people for a long time, it is recommended to seek medical attention as soon as possible.

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