Eating toon causes cancer? Does this type of shampoo cause hair loss? Refute the rumor!

Recently, catkins are flying like snowflakes,

This is for some allergic friends,

cause some discomfort,

Some people are worried,

Will there be COVID-19 virus in willow catkins?

Fried Toon with Egg

It's a home-cooked meal on people's tables.

Now is the time to eat toon,

But recently there are rumors that eating toon can cause cancer,

Is that true?

Let's see what the rumors are

Screening the circle of friends.

The presence of the COVID-19 virus in the willow catkins

The willow wind blows not cold. From April to May, it is the season of flying willows and willows. At this time, there are all kinds of rumors about willows and willows. This year, under the "blessing" of the COVID-19 virus, these rumors have "variants" . Recently, a rumor has attracted a lot of attention, saying that there is a COVID-19 virus in the willow catkins. Is this true?

A few days ago, at a press conference on the prevention and control of the COVID-19 pneumonia epidemic held by the Beijing Municipal People's Government Information Office, Wang Chengshuo, deputy director of the Department of Rhinology of Beijing Tongren Hospital, pointed out that according to existing research, there is no evidence to prove the existence of the COVID-19 virus in poplar catkins. . Professor Li Qi, director of the Respiratory and Critical Care Center of Xinqiao Hospital of Army Medical University, said that the virus is difficult to survive after leaving certain conditions such as temperature and humidity, and will not stay in the air for too long. Even if the virus stayed on the catkins, it wasn't enough to reach a concentration that constituted an infection.

The flying catkins seen by the public are actually the seeds and derivatives of the female willow trees. In order to propagate and reproduce the next generation, they "send" these white flocculent fluffs every spring, carrying seeds, and using the wind as a medium to spread all over the sky. fly away. The Beijing Municipal Bureau of Landscaping also reminded that citizens and friends should not be nervous in the face of the flocking period in spring. According to the existing research, there is no evidence that the COVID-19 virus exists in the willow catkins. Everyone can wear masks, goggles, gauze and other protective measures according to their own needs when they are on their way to work or outdoors. For those who love sports, you can try to choose the activity time in the morning, evening or after the rain when the flying is lighter. In case of accidental contact with eyes, please rinse immediately with water. At the same time, citizens and friends are also requested to pay attention to fire safety, do not throw cigarette butts, and beware of igniting flying floes and causing fires and other accidents.

Eating toona sinensis can be poisonous and cause cancer

In this season, there is an ingredient that foodies have been looking forward to for a long time, and it is toon.

"Toona sinensis contains a lot of nitrates and nitrites. Improper consumption can cause poisoning, and in severe cases, it will increase the risk of cancer." Every year, when it comes to eating toon, some rumors spread, especially in family groups. "Occupy a place" here, which has aroused the concern of many people who love toon.

Eating toon will poison and cause cancer? In this regard, He Yuhan, a researcher at the Shenzhen Institute of Agricultural Genomics, Chinese Academy of Agricultural Sciences, said that toona sinensis does contain a certain amount of nitrite, but it does not mean that it will cause cancer. The nitrogen is converted into nitrate and nitrite, so a certain amount of nitrite will exist in many vegetables.

"In our daily life, we eat 'Toon sprouts'. As the toon grows, the nitrite content will gradually increase, and the 'Toon sprouts' we eat is the period with the lowest nitrite content. The metabolism in the body is relatively fast, as long as the intake does not exceed the daily allowable intake of the international standard, it will not have much impact on the body." He Yuhan said.

The allowable daily intake of nitrite established by the World Health Organization and the Food and Agriculture Organization of the United Nations is 0.13 mg/kg body weight. An adult weighing 60 kilograms needs to eat at least about 1.6 kilograms of toon if he wants to eat toon and eat nitrite poisoning.

He Yuhan introduced the safe way to eat Chinese toon: "First choose the tender 'Toon sprouts', and then eat them after blanching them. Friends who eat pickled toona sinensis, it is recommended to marinate for 20 days before eating, which can reduce the content of nitrite."

Fresh toon sprouts can still be eaten with confidence, but it should be reminded that some people may be allergic to toon, and the severity of allergy is determined by their sensitivity to toon. Some people will also experience respiratory edema after eating toon allergy. , There are often problems such as difficulty breathing, dizziness, and even suffocation in severe cases. Therefore, people with severe allergies need to seek medical attention in time. Therefore, it is recommended that people with allergies or healthy people should eat less or not toon when their body resistance is weak and they are unwell to avoid causing allergic symptoms.

Commonly used silicone oil shampoos cause hair loss

Hair loss has always been a pain in the hearts of many people. The choice of shampoo has become a problem that people with hair loss are cautious about. In spring, it is like "Are you still worried about the spring outing? "Silicone-free shampoo takes you out of the "worry of balding"" has also begun to spread widely in the circle of friends, which inevitably makes people with hair loss excited. So can silicone-free shampoo really help you get rid of the troubles of hair loss?

"Silicone oil is widely used in cosmetics or skin care products, and has been approved by the regulatory authorities. It can be used in cosmetics and has a softening effect." Zheng Yue, associate professor of dermatology at the Third Affiliated Hospital of Sun Yat-sen University, pointed out that silicone oil itself is non-toxic and tasteless. , does not cause skin irritation and allergy.

The silicone oil in the shampoo has a small part deposited on the hair, which plays a role in softening and moisturizing the hair. Since it is a macromolecular substance, it will not be absorbed by the scalp hair follicles. Zheng Yue emphasized that the silicone oil-added shampoo does not contain much silicone oil. After rinsing, it will basically not remain on the scalp, so there is no need to "look at the silicone oil and change the color".

"People who have dry scalp with less oil secretion, frizzy hair or damaged hair due to long-term perming and dyeing can use shampoo containing silicone oil, which can make the hair smooth and easy to manage." Zheng Yue said, if it produces a lot of oil For scalp and oily hair, it is recommended to use a silicone-free shampoo with strong cleaning power and oil control. After washing with a silicone-free shampoo, the hair will be more fluffy.

"Whether it is a shampoo with silicone oil or a shampoo without silicone oil, it has its own advantages, and the one that suits your hair is the best." Zheng Yue said.

Zheng Yue pointed out that there are many reasons for hair loss, such as mental stress, nutrition, drugs, endocrine changes, postpartum hair loss, etc., as well as genetically related androgenetic alopecia. Each hair also has its own growth cycle, and temporary hair loss occurs during the telogen phase.

"Although hair loss is affected by genetic factors, you don't need to be too anxious. The day after tomorrow, you can reduce hair loss through reasonable rest, healthy diet and other methods. In fact, normal people lose hair every day, and the hair loss in the resting period can grow back later. Daily hair loss. It is normal if the amount is less than 100, so don’t worry too much.” Zheng Yue suggested that to prevent hair loss, we must reduce staying up late, get enough rest, eat less greasy fried and spicy food, and maintain a happy and calm mood.

Editor: Shi Xiaoyu

Source: China News Network, Science and Technology Daily