"People are iron, and rice is steel. If you don't eat a meal, you're hungry" has long been deeply rooted in the common sense of Chinese people. Recently, the results of a foreign guinea pig experiment showed that the average lifespan of hungry experimental mice was 28% longer tha

2025/07/0722:41:35 science 1297

"People are iron, rice is steel, and you don't eat a meal and you're hungry" has long been deeply rooted in the common sense of Chinese people. Recently, the results of a foreign guinea pig experiment showed that the average lifespan of hungry experimental mice was 28% longer than the average lifespan of experimental mice with three meals per day.

The research results were published in the top magazine "Science" and were spread to China. The Chinese who love to eat in were shocked: eating only one meal a day would make you live longer?

01 Hungry for a longer life?

Generally speaking, when talking about "dieting", people will think of "weight loss", which is often considered one of the unhealthy ways to lose weight and is difficult to link with "longevity".

National Institutes of Health has previously conducted a mouse experiment around "dieting". In the experiment, the scientists divided the experimental mice into two groups, providing food for the experimental groups only once a day, while the control group ate three times a day, and the total calories of the food provided were the same. After half-phase experiments, scientists found that the mice in the experimental group not only lost weight and weakened insulin resistance, but also the aging genes accumulated due to ageing were positively changed, and the overall survival time was extended by nearly 11%. If the experimental group's appetite is reduced by 30% based on the original basis and continue to be maintained once a day, the survival time is extended to an astonishing 28%.

According to the latest data from the World Health Organization , the current life expectancy of Chinese people is 77.4 years. If nearly one-third of the life span can be extended, a hundred-year-old life may be expected. The amazing result of has caused discussion in the country. However, because the subject of the experiment was a mouse, many experts and doctors questioned it, believing that it lacks clinical evidence in humans and cannot be trusted to be applicable to other animals.

In February this year, Ye Lu University carried out the first human clinical experiment with the same experimental design as the National Institutes of Health. The results showed that if the daily intake decreased by 14%, the aging reversal result of 28% was also shown. This experiment further confirmed the conclusion that "hungry once you are hungry, you will live longer" on paper. Many celebrities at home and abroad who have high demand for fighting aging have also begun to adopt this diet of one meal a day.

02 Has anyone succeeded?

Even with the support of research in top scientific research institutions, "only one meal a day" is still inconsistent with the habits of most Chinese people, and there are still people who are skeptical about foreign research.

Among the celebrities who started to try it out personally are David New Clay, a professor of genetics at Harvard University, known as the "Godfather of Anti-aging".

He is well-known for leading his team to discover the anti-aging effect of NAD+ molecule in 2013. This molecule has been proven to be able to reverse aging to a certain extent in experiments of various physiological indicators in animal cells. Professor David was also named one of the "100 Most Influential People in the World" for this study.

Professor David repeatedly revealed to the media in public that as a researcher, he and his family are taking NAD+ molecules as the core ingredient "Ruohui" capsules, and cooperate with his own "light fasting recipe" to fight aging. He controlled his diet once a day and supplemented with a lot of supplements in order to improve the intake of nutrients and balance the body's total calories intake.

He often shares his personal "young experience" on Twitter . At first, there were only a few dozen comments. But when he appeared in front of the media, people were surprised to find that David, 50, was still thick-brunette and his physiological age was only 31.4 years old, according to conventional blood and gene tests.

Media has also invested a lot of attention to its family. David's father is now 80 years old and also takes "Ruohui" molecular capsules every day. He often participates in high-stamina sports such as rafting and mountaineering with young people.

This family's attempt is regarded as an example of "successful young". Many netizens began to refer to David's recipes and participated in daily check-in on Twitter. Some media speculated that his anti-aging results were related to the large amount of "Ruo" anti-aging supplements. After being interviewed by Australian media "The Monthly", this type of supplement gradually became popular in the anti-aging market.

03 Expert: Blind dieting is not advisable

is not all positive examples.

Previously, there were news reports that a Shandong girl born in the 2000s had fatty liver due to dieting. Although the reason for dieting is to lose weight, unscientific dieting methods are likely to cause serious damage to the body and have a far-reaching impact on the quality of life.

On the other hand, David and his family's anti-aging achievements are difficult for ordinary people to replicate. In addition to strict dieting arrangements and taking a lot of supplements, Professor David also devotes a lot of time to participating in exercise. It is worth noting that the "Ruo Rebate" type of anti-aging supplement is relatively high, with a bottle price of over 1,000 yuan, and the current audience is more of the wealthy class.

Regarding the conclusion that "dieting is longer and living", experts believe that the amount of food consumed a day and how many meals to arrange should be determined based on factors such as your physical condition, weight, age, etc. Even if life span can be extended by dieting, there is a risk of increasing the number of years of survival with illness , "The prerequisite for life span is healthy, and blind dieting is not advisable" .

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