[{"command":"openDialog","selector":"#drupal-modal","settings":null,"data":"\u003Cdiv id=\u0022republish_modal_form\u0022\u003E\u003Cform class=\u0022modal-form-example-modal-form ecl-form\u0022 data-drupal-selector=\u0022modal-form-example-modal-form\u0022 action=\u0022\/en\/article\/modal\/12115\u0022 method=\u0022post\u0022 id=\u0022modal-form-example-modal-form\u0022 accept-charset=\u0022UTF-8\u0022\u003E\u003Cp\u003EHorizon articles can be republished for free under the Creative Commons Attribution 4.0 International (CC BY 4.0) licence.\u003C\/p\u003E\n \u003Cp\u003EYou must give appropriate credit. We ask you to do this by:\u003Cbr \/\u003E\n 1) Using the original journalist\u0027s byline\u003Cbr \/\u003E\n 2) Linking back to our original story\u003Cbr \/\u003E\n 3) Using the following text in the footer: This article was originally published in \u003Ca href=\u0027#\u0027\u003EHorizon, the EU Research and Innovation magazine\u003C\/a\u003E\u003C\/p\u003E\n \u003Cp\u003ESee our full republication guidelines \u003Ca href=\u0027\/horizon-magazine\/republish-our-stories\u0027\u003Ehere\u003C\/a\u003E\u003C\/p\u003E\n \u003Cp\u003EHTML for this article, including the attribution and page view counter, is below:\u003C\/p\u003E\u003Cdiv class=\u0022js-form-item form-item js-form-type-textarea form-item-body-content js-form-item-body-content ecl-form-group ecl-form-group--text-area form-no-label ecl-u-mv-m\u0022\u003E\n \n\u003Cdiv\u003E\n \u003Ctextarea data-drupal-selector=\u0022edit-body-content\u0022 aria-describedby=\u0022edit-body-content--description\u0022 id=\u0022edit-body-content\u0022 name=\u0022body_content\u0022 rows=\u00225\u0022 cols=\u002260\u0022 class=\u0022form-textarea ecl-text-area\u0022\u003E\u003Ch2\u003EMental stress can be a real heart breaker\u003C\/h2\u003E\u003Cp\u003EIn June 2016, the German national football team was gearing up to face Slovakia in the European championship. With pulses set to race among thousands of fans in the crunch match in host country France, a group of scientists in Germany was watching with interest.\u0026nbsp;\u003C\/p\u003E\u003Cp\u003ETheir aim? To explore the link between short-term, acute mental stress and physical effects, including heart attacks and strokes. The cardiovascular diseases related to such medical emergencies are the leading cause of death worldwide,\u0026nbsp;\u003Ca href=\u0022https:\/\/www.who.int\/health-topics\/cardiovascular-diseases#tab=tab_1\u0022\u003Eclaiming 18 million lives annually\u003C\/a\u003E.\u0026nbsp;\u003C\/p\u003E\u003Cp\u003E\u003Cstrong\u003ERisk triggers\u0026nbsp;\u003C\/strong\u003E\u003C\/p\u003E\u003Cp\u003EWhile advances have been made in treating risk factors like diabetes and obesity, much remains unknown about stress-connected triggers, according to Professor Hendrik Sager, a cardiologist at the Technical University of Munich in Germany.\u003C\/p\u003E\u003Cp\u003E\u2018This urgent need for action motivated me to explore the contribution of non-classical risk factors such as mental stress,\u2019 said Sager.\u003C\/p\u003E\u003Cp\u003EHe led a research project that received EU funding to explore how acute mental stress causes severe coronary troubles. Called\u0026nbsp;\u003Ca href=\u0022https:\/\/cordis.europa.eu\/project\/id\/759272\u0022\u003ESTRATO\u003C\/a\u003E, the project wrapped up in January 2024 after six years.\u003C\/p\u003E\u003Cp\u003EThe Germany-Slovakia football match took place a year and a half before the February 2018 start of STRATO. The Germans won 3-0.\u003C\/p\u003E\u003Cp\u003EThe group of scientists, including Sager, arranged for blood samples to be taken from 35 healthy fans before and immediately after the game. The experiment was part of information gathering for STRATO, which analysed the results.\u0026nbsp;\u003C\/p\u003E\u003Cp\u003EWhen the team examined the blood samples, they showed a rapid depletion of white blood cells known as leukocytes.\u0026nbsp;\u003C\/p\u003E\u003Cp\u003E\u003Cstrong\u003EPlaque attack\u003C\/strong\u003E\u003C\/p\u003E\u003Cp\u003EInvestigating further, the scientists found that the same effect occurred in mice when mental stress was induced in them by restricting their movement. Using cell-tracking methods, the team learned that the lost leukocytes were taken up by tissues, including the heart.\u003C\/p\u003E\u003Cp\u003E\u003Cblockquote class=\u0022tw-text-center tw-text-blue tw-font-bold tw-text-2xl lg:tw-w-1\/2 tw-border-2 tw-border-blue tw-p-12 tw-my-8 lg:tw-m-12 lg:tw--ml-16 tw-float-left\u0022\u003E\n \u003Cspan class=\u0022tw-text-5xl tw-rotate-180\u0022\u003E\u201c\u003C\/span\u003E\n \u003Cp class=\u0022tw-font-serif tw-italic\u0022\u003EAcute stress precipitates cardiovascular events.\u003C\/p\u003E\n \u003Cfooter\u003E\n \u003Ccite class=\u0022tw-not-italic tw-font-normal tw-text-sm tw-text-black\u0022\u003EProfessor Hendrik Sager, STRATO\u003C\/cite\u003E\n \u003C\/footer\u003E\n\u003C\/blockquote\u003E\n\u003C\/p\u003E\u003Cp\u003EThis can cause fatty deposits called plaques in arteries to rupture, possibly leading to a heart attack or other coronary troubles. Contributors to plaque build-up include high-cholesterol diets, smoking, obesity and diabetes.\u003C\/p\u003E\u003Cp\u003E\u2018Plaque rupture occurred twice as often in stressed over non-stressed mice,\u2019 said Sager. \u2018We now have an underlying biological mechanism for how acute stress precipitates cardiovascular events.\u2019\u003C\/p\u003E\u003Cp\u003EHe believes the redistribution of leukocytes to the heart, lungs and skin may have evolved in humans\u2019 ancestors to boost survival chances under threat by providing more oxygen to organs or preparing injured tissues for regeneration.\u003C\/p\u003E\u003Cp\u003ESTRATO also looked into measures for reducing stress-related effects.\u0026nbsp;\u003C\/p\u003E\u003Cp\u003EThe team found that pre-treating mice with certain anti-inflammatory antibodies achieved this by blocking molecules that aid leukocyte movement.\u003C\/p\u003E\u003Cp\u003E\u003Cstrong\u003EEarly influences\u003C\/strong\u003E\u003C\/p\u003E\u003Cp\u003EAt the other end of the scale are longer-term links between early-life stress, or ELS, and conditions in later life.\u0026nbsp;\u003C\/p\u003E\u003Cp\u003EAnother EU-funded project has been trying to unravel these connections. Called\u0026nbsp;\u003Ca href=\u0022https:\/\/cordis.europa.eu\/project\/id\/848158\u0022\u003EEarlyCause\u003C\/a\u003E, it is due to end on 30 June 2024 after four and a half years.\u003C\/p\u003E\u003Cp\u003EEarlyCause researchers have focused on three ELS-linked mental and physical conditions: depression, coronary heart disease and diabetes.\u003C\/p\u003E\u003Cp\u003E\u003Cblockquote class=\u0022tw-text-center tw-text-blue tw-font-bold tw-text-2xl lg:tw-w-1\/2 tw-border-2 tw-border-blue tw-p-12 tw-my-8 lg:tw-m-12 lg:tw--ml-16 tw-float-left\u0022\u003E\n \u003Cspan class=\u0022tw-text-5xl tw-rotate-180\u0022\u003E\u201c\u003C\/span\u003E\n \u003Cp class=\u0022tw-font-serif tw-italic\u0022\u003EEarly-life stress has a strong long-term mental and physical impact.\u003C\/p\u003E\n \u003Cfooter\u003E\n \u003Ccite class=\u0022tw-not-italic tw-font-normal tw-text-sm tw-text-black\u0022\u003EProfessor Karim Lekadir, EarlyCause\u003C\/cite\u003E\n \u003C\/footer\u003E\n\u003C\/blockquote\u003E\n\u003C\/p\u003E\u003Cp\u003EThese stresses include maternal depression during pregnancy, child abuse, parental loss and socioeconomic deprivation.\u0026nbsp;More than half of children may experience some form of ELS, according to a 2022\u0026nbsp;\u003Ca href=\u0022https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC9187770\/\u0022\u003Estudy\u003C\/a\u003E.\u003C\/p\u003E\u003Cp\u003EProfessor Karim Lekadir, who researches artificial intelligence in medicine at the University of Barcelona in Spain, runs EarlyCause.\u003C\/p\u003E\u003Cp\u003EHe said that knowledge about how stresses lead to later-life conditions is limited, partly because of the difficulty of establishing links to illnesses that may appear decades afterwards.\u003C\/p\u003E\u003Cp\u003E\u2018It\u2019s not necessarily intuitive that suffering from psychological adversity in childhood would lead to cardiovascular disease 50 years later,\u2019 said Lekadir. \u2018And it\u2019s not a trivial thing to study.\u2019\u003C\/p\u003E\u003Cp\u003E\u003Cstrong\u003ESurprise finding\u003C\/strong\u003E\u003C\/p\u003E\u003Cp\u003EThe project\u2019s researchers have conducted experiments on mice, rats and cells, analysed existing human data and employed machine-learning techniques.\u0026nbsp;\u003C\/p\u003E\u003Cp\u003EThe work has uncovered potential biological pathways connecting ELS to later disease. These involve the likes of impaired response to glucose, alterations in metabolism and tissue inflammation, and changes in the make-up of gut bacteria.\u003C\/p\u003E\u003Cp\u003EOne\u0026nbsp;finding is that people who endure ELS appear likelier to develop multiple conditions rather than just one.\u0026nbsp;\u003C\/p\u003E\u003Cp\u003E\u2018That\u2019s surprising because, intuitively, it would seem easier to have just one disease,\u2019 said Lekadir. \u2018It also suggests that early-life stress has a strong long-term mental and physical impact.\u2019\u003C\/p\u003E\u003Cp\u003EThe finding lends urgency to tracking the effects of ELS. The team has built machine-learning models to help track people at risk.\u003C\/p\u003E\u003Cp\u003E\u2018Those models were promising,\u2019 said Lekadir. \u2018They showed that you can integrate all this data and do risk-profiling. We need to look more into prevention through screening, identifying people who are at risk and monitoring them.\u2019\u003C\/p\u003E\u003Cp\u003EThe emergence of multiple conditions in people who have faced ELS suggests close connections between causes. That may help with tackling more than one at a time, according to Lekadir.\u0026nbsp;\u003C\/p\u003E\u003Cp\u003E\u2018In a way, that\u2019s good news because you could potentially attack a single mechanism rather than the diseases separately,\u2019 he said.\u003C\/p\u003E\u003Cp\u003E\u003Cem\u003EResearch in this article was funded by the EU\u2019s Horizon Programme including, in the case of STRATO, via the European Research Council. The views of the interviewees don\u2019t necessarily reflect those of the European Commission. 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