Eating at night increases risk of obesity | Toronto | Canada Chinese News Network


【Sing Tao Comprehensive Report】According to a study, eating dinner at night will increase hunger and increase weight, leading to the risk of obesity.

The study, published in the journal Cell Metabolism, and lead author Nina Vujović, a researcher in the Department of Sleep and Circadian Rhythm Disorders at Brigham and Women’s Hospital in Boston, said that if you eat dinner at night, your hunger will increase exponentially.

“We found that eating 4 hours later had a significant effect on hunger levels, the way calories were burned after eating, and the way fat was stored, and these changes may explain why the risk of obesity increases the later you eat,” Vujović said.

Studies have shown that the timing of meals affects key physiological functions such as body temperature and heart rate, which in turn affects the way the body absorbs it.

According to Dr. Bhanu Prakash Kolla, MD, Psychiatry and Psychology, Mayo Clinic School of Medicine, research has shown that eating late at night can lead to “increased hunger, affect hormones, and alter gene expression, especially in fat metabolism, resulting in decreased lipolysis and decreased lipolysis. Increased fat deposition”.

The study authors noted that the study was small, involving only 16 people who were overweight or obese; however, the study was carefully designed to eliminate other potential factors for weight gain.

The volunteers who participated in the study were healthy, had no history of diabetes or required shift work (which can affect circadian rhythms), and exercised regularly; each participant in the study maintained a strict healthy sleep schedule and Prepared meals were provided at fixed times 3 days before the start of the experiment.

The results of the study showed that people who insisted on eating at night were twice as hungry as those who ate early; people who ate late also had higher cravings for starches, salty foods and meat, and higher cravings for dairy products and vegetables. Small.

The study pointed out that by testing the blood of volunteers, it was possible to understand why; people who ate later had lower levels of leptin, a hormone that tells us when we felt full, compared to early eaters , the level of ghrelin, which stimulates our appetite, rises.

The findings showed that eating later led to a 34 percent increase in the average ghrelin ratio throughout the 24-hour sleep cycle.

In addition, people who eat later in the day burn calories more slowly than those who eat early. Moreover, after body fat tests, it was found that genetic changes can affect the way fat is burned or stored.

It is unclear whether these effects will persist over time.

(Image: CTV) T02

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