What if we are doing the bad intermittent fasting? Some experts propose to focus only on carbohydrates

Losing weight is not as simple as subjecting our body to a caloric deficit. Diets based on ingesting less calories than our body consumes work well in some contexts, but their medium and long term effects are limited by our metabolism and by our own constancy. That is why the intermittent fasting It has become one of the most popular diets for those who want to lose weight. Question of alternatives. Now, a group of researchers He has found A way to make these more affordable diets. The idea is based on making this diet less restrictive, limiting only carbohydrate intake in the days of temporarily limiting our caloric intake. Intermittent caloric restriction. Diets based on intermittent caloric restriction, which we often refer to as intermittent fasting Although they do not always imply fasting, they are based on limiting our food intake over time. There are different strategies to perform this fast, such as fasting 5: 2, in which we severely restrict the calories we eat for two days and eat normally the rest of the week. To understand the usefulness of This type of diets We have to remember how our metabolism, in an eagerness to protect ourselves from scarcity, can limit the success that conventional caloric restriction when weight loss. And our body reacts when we give less food, limiting our energy consumption to save resources, which ends up implying that when we ingest less calories, in the medium term our body also ends up consuming less energy. Cardiometabolic health. According to Adam Collins, co -author of the new study and researcher at the University of Surrey, In an article for The conversationintermittent fasting has an added advantage. It is about improving our “metabolic flexibility” since it allows us to balance the energy sources that our body, carbohydrates and fat reserves. This in turn implies a lower risk of problems such as cardiovascular diseases or type 2 diabetes. The new study signed by Collins and his team sought to inquire about the reasons why this improvement in our metabolism is given when we follow this diet. Since these types of diets focus on the idea that our body goes from using carbohydrates as a source of energy to consume fats, the team decided to study the implications of a limited carbohydrate restriction over time. 12 participants. The 12 participants In the study, overweight or obesity adults, they passed for two days of separate food restriction for five days of “rest.” One of the restriction days, the participants consumed a low diet in hydrates, while the other day they consumed a diet based on the chlorical reduction (consuming 75% less calories with respect to what would be common). The days following the restriction day the participants consumed a high ration in fats and sugars. What the team observed is that both diet forms showed similar results in each type of diet. The details of the study have been Published in an article In the magazine European Journal of Nutrition. Looking for answers. As explained by the team responsible for the analysis, new studies will be necessary to better understand this relationship and to strengthen this notion with a broader population. The team emphasizes that each of the diets (carbohydrate restriction and temporary restriction) entail Your own problemsbut perhaps combining them allows us to make these more bearable diets and with it more affordable and with a lower risk. In Xataka | The MIT investigated whether the intermittent fasting diet is really healthy. There is good news and another very worrying Image | Rosy Ko

Reducing weight loss carbohydrates seemed a perfect plan. We have just discovered that it comes with unforeseen risks

Carbohydrates or carbohydrates are a fundamental macronutrient in our diet. They represent, together with the fats, the main energy contribution to our body. Carbohydrates are also protagonists in some diets destined for weight loss, diets based on the fact that, in the absence of these nutrients, our body will resort to the energy stored in their fatty tissue. A plan that is not infallible. DNA damage. A new study has found a mechanism that could link low carbohydrate diets with a Risk increase of suffering from colorectal cancer. The union link would be in the microorganisms that reside in our digestive system, our intestinal microbiome. In a study conducted with mice, the team responsible for the analysis observed that these types of diets could worsen the deterioration of DNA caused by some of the microbes that usually inhabit our digestive tract. This facilitates the appearance of polyps that in turn increase the risk of appearance of this type of tumors. “Colorectal cancer has always been seen as the consequence of a number of diverse factors, including diet, intestinal microbioma, environment and genetic,” explained in a press release Alberto Martin, co -author of the study. “Our question was, does the diet affect the ability of specific bacteria to cause cancer?” Three diets under study. In his study, the team tested three types of diet: a “normal”, a carbohydrates, and a “western” rich in fat and sugar. He did it by combining these diets with different types of usual bacteria between our intestinal microbiota and suspects of keeping some kind of relationship with the risk of colorectal cancer. They found a combination of diet and microorganism with potential to trigger adverse relationships, that of the low carbohydrate diet and a variety of bacteria of the species Escherichia coli (E. coli). They observed that this diet encouraged production by the bacterium of the colibactin, a compound with the ability to damage the DNA and with it of producing cancer. The key I could be in the fiberthe team points out. This type of diets facilitates inflammation, altering the microbial community of its interior, which in turn creates an ideal environment for the propagation of the E. coli. A fallen barrier. The team also observed that the mucous barrier that separates epithelia cells (the outermost cells of the intestine) of bacteria was reduced, which could also facilitate that colibactin reaches intestine cells. This would increase the harmful potential of the compound. The details of the study have been published In an article In the magazine Nature Microbiology. And what about humans? Studies with mice have an obvious limitation, and it is that extrapolating what is observed in these rodents to our own species is not always possible. The team He stood out for it The need to confirm their findings in people, although they were also optimistic about the possibility that their study could be applied in cancer prevention. The microbioma in the spotlight. This is not the only recent study that has put in the spotlight to the bacteria of the species E. coli already the colibactin in regards to colorectal cancer. A few days ago We had the news of A study Made with patients from 11 countries who found exposure tests at an early age to this toxin could be linked to an increased risk of these types of tumors. In Xataka | During millennia, humanity has eaten what it played. Now he has started eating what he wants and that has consequences Image | Pixabay

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