We have been studying chocolate and tea compounds for more than 75 years. Now we know that they help control blood pressure

A well -known Anglo -Saxon saying that an apple per day keeps doctors at bay. The nutrients of these fruits are undoubtedly a good way to prevent in the field of health. However, the healthy compounds we find in fruits such as apple or grapes are not their exclusive heritage of these. Some can also find them in tastier foods such as tea or chocolate. Flavanoles This is the case of the flavanoles (or flavan-3-tools), some compounds that, as a study has just verified, They can help us to keep our blood pressure under control. The study suggests that foods rich in these compounds, such as tea, chocolate, and fruits such as apple and grapes can help us reduce our blood pressure and with it our cardiovascular health. “The findings are hopeful for those who seek accessible ways to manage their blood pressure and support their cardiac health through enjoyable changes. Incorporating small amounts of foods commonly consumed, such as tea, apples, dark chocolate, or cocoa powder in a balanced diet can provide beneficial amounts of flavan-3-tools,” stood out in a press release Christian Heiss, co -author of the study. This last point is important, a balanced diet is always key when taking the nutritional advantages of any food. As Heiss himself clarifies, this type of dietary changes never serve as replacement for drugs, interventions and treatments prescribed by health professionals. These foods can be considered as an additional source of Flavanoles, but it may not be the main one. Old acquaintances. Flavanoles are old acquaintances for nutrition experts. These compounds are related to the color of some foods of plant origin, but throughout the last decades we have been detecting possible benefits of these compounds in people’s health. A decade ago, for example, it was observed Thanks to a study with mice that these compounds could delay the progression of type 2 diabetes. Other studies They have detected a positive effect of these compounds About memorythat It could be mediated for its positive effect on blood circulation. 75 years of research. The new study Show the results of a review of scientific and subsequent meta -analysis literature. The team compiled randomized essays published between 1946 and 2024, in which the effects on the blood pressure of rich foods in flanks and supplements of these compounds were tested. From these analyzes, the team concluded that foods rich in Flavenoles “considerably” high blood pressure, which supports its use in cardiovascular prevention. These foods “should be considered as effective components of interventions (based on healthy habits) to reduce blood pressure and cardiovascular prevention,” The team points out. The details of the study have been published In an article In the magazine European Journal of Preventive Cardiology. A grain of sand. Nutrition is a complex science and that is why we must take into account very different considerations. For example, that a food is rich in a certain compound does not always mean that its consumption will allow us to reach the amounts that we require from the nutrient. It is also important to know if there are other nutrients or compounds that may affect us. For example, both black chocolate and milk chocolate can contribute to us Flavenoles, but the second probably also gives us excessive amounts of sugar that counteract the positive impact of these compounds. In Xataka | We go to the most expensive chocolate in history: how the cocoa crisis will shoot its price Image | Maryam Nemati

We have been studying the oldest remains of a human in Atapuerca for more than two years. And we still know what species belonged to

In the summer of 2022, those responsible for the Atapuerca site, in Burgos, made known An important find. It was about what seemed to be the face of the oldest hominid found throughout Europe and lived more than a million years ago in the north of the Peninsula. Almost three years later, we know new details about this primitive human. Pink Details such as the name with which they have baptized the individual to whom these bones belonged: Pink. The study has corroborated the initial estimates of the team responsible for the finding, which at the time already indicated that we are facing The oldest human in Europe of which we have record. The new estimates date the remains in a period that goes Between 1.4 and 1.1 million years ago In time. This implies that the fossil is several hundred thousand years before the oldest remains of the deposit (belonging to a Homo antecessor), dated about 860,000 years ago. Homo affinis erectus. An important fact that still remains to be elucidated about the species belonged to this individual. The new work confirms that the individual did not belong to the species Homo antecessoras the remains found in the Great Dolina. The specimen would have belonged to an old Homo erectus. That is why the remains have been classified in a “provisional” way as a member of the species Homo affinis erectus. “Homo antecessorShare with Homo sapiens a more modern -looking face and the projection of the bones of the nose, while Pink’s face configuration is more primitive, with features that remember Homo erectusespecially in its nasal, flat and poorly developed structure ”, explained in a press release María Martinón-Torres, director of CENIEH. June 2022. The fragment was found by Edgar TéllezMember of the Atapuerca research team, in June 2022. cataloged as ATE7-1, the remains were found in the stratum TE7 of the elephant’s chasm. After more than two years of analysis, the details of their study have been published in the form of Article in the magazine Nature. Clues about a way of life.The TE7 level can give us important clues about the environment in which Pink developed. It has recovered stone tools and animal remains with cuts of cuts, which would have been used by these presumable human inhabitants of Atapuerca and Europe. As explained by the team responsible for the study, these brands indicate that the inhabitants of Atapuerca in the lower Pleistocene not only knew the resources available in their environment, they were also able to take advantage of them “systematically”. A piece of a huge puzzle. The finding is just one more piece in the huge puzzle of human evolution and the dissemination of gender species Homo throughout our planet. We know that various waves of several species left their original continent, Africa, towards Eurasia, but the routes that followed have been hidden over time. Another important clue in this regard is precisely on a very different access route: Caucasus. A fossil gurpo found in Georgia They were so far the only track of the adventures of the H. erectus out of Africa. The oldest hominile fossils found outside the African continent were five skulls with around 1.8 million years old. These fossils were classified as H. erectusbut there are also certain doubts about this classification due to some important differences in their characteristics. This will suggest, Ann Gibbons explains In an article in the magazine Sciencethat more than one species HomoI could have left Africa in this era. The Atapuerca fossil would not belong to this species strictly, and now it gives us a new clue with which to advance in the resolution of the enigma complex. In Xataka | We just found the lost link of human evolution: the first bone toolbox Image | Iphes

thousands and thousands of Chinese studying at universities

According to a group of researchers from the Paulson Institute in Chicago (USA) 38% of experts in artificial intelligence (AI) that develop their professional career in the US It has formed at Chinese universities. In fact, this American institution has concluded that In the US there are more Chinese experts in AI than professionals with a strictly American origin. This, According to Nikkei Asiasome experts in the industry concern due to the possibility that China decides to repatriate their students and researchers from the US to reinforce their AI industry. Some of the best centers dedicated to the science and technology on the planet are in China. The Tsinghua University of Beijing, the Jiao Tong University of Shanghai, the Zhejiang University of Hangzhou, the University of Science and Technology of Hefei or the University of Technology of South China, in Canton, are just a few. All of them have something important in common: they are world reference centers in technology, innovation and applied science. And many of his students are working in the US. At the current situation It is understandable that some American experts are concerned about the possibility of losing these qualified personnel. China wants to “build a strong educational nation” The Chinese education system works. The Government led by Xi Jinping is very aware that the country’s competitiveness In full struggle with the US For world supremacy depends largely on its scientific capacity. If we stick to the development of AI, which is undoubtedly the pitch in which these two superpowers are playing their best cards, it is evident that China advances at an amazing speed. The success of Deepseek supports both the proper functioning of the Chinese education system and the high competitiveness that this country has achieved despite US sanctions and his allies. High-Flyer, the Deepseek matrix, consists of Chinese researchers trained in the best universities in the country In fact, High-Flyer, the Deepseek parent company, is essentially constituted by Chinese researchers who have formed in the best universities in the country. Many of them come from the institutions that I have mentioned a few lines above. The government knows that this asset cannot waste, which in January led him to implement A National Action Plan that pursues “build a strong educational nation.” In addition, this strategy must be consolidated in just a decade. In 2035. Nothing is bad as a purpose. However, this is not all. Several Chinese elite universities They have announced His intention to expand his curricula with the objective of prioritizing the strategic needs of the country. AI is one of them. As we have seen, China already has a lot of scientific talent, and presumably in the medium term it will have more. Maybe much more. And, curiously, Depseek has something to say in this strategy. In fact, some university centers are already using this AI to teach training courses expressly dedicated to this discipline, although this plan does not only affect university students; Primary and secondary schools will also begin to train their students in AI. Image | Usman Abdulrasheedgambo More information | Reuters In Xataka | We already know the secret of the extreme efficiency of Deepseek: it has dodged the Cuda de Nvidia standard

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