{"id":47419,"date":"2026-05-04T08:11:29","date_gmt":"2026-05-04T06:11:29","guid":{"rendered":"https:\/\/www.uni.lu\/fstm-en\/?post_type=news&p=47419"},"modified":"2026-05-04T15:28:15","modified_gmt":"2026-05-04T13:28:15","slug":"alumni-vania-and-astou-create-hale-x-a-digital-twin-for-patients","status":"publish","type":"news","link":"https:\/\/www.uni.lu\/fstm-en\/news\/alumni-vania-and-astou-create-hale-x-a-digital-twin-for-patients\/","title":{"rendered":"Alumni story: V\u00e2nia and Astou create Hale-X, a digital twin for patients"},"content":{"rendered":"\n
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Every day, clinicians face an overwhelming amount of patient data, which can be scattered across different systems, unstructured, making it difficult to interpret. This fragmentation can delay decisions and affect patient outcomes. <\/p>\n\n\n\n

Hale-X<\/a>, a startup founded by University of Luxembourg alumni Astou Ndiaye<\/a> and V\u00e2nia Cecchini<\/a>, is tackling this challenge. By turning complex, fragmented health data into actionable insights, the company empowers healthcare professionals to make faster, smarter, and more personalised decisions. The goal is to build a digital twin<\/em>, a complete digital representation of each patient that consolidates all relevant information in one place. <\/p>\n\n\n

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\nA shared vision for healthcare innovation<\/h2>\n\n\n\n

Astou and V\u00e2nia arrived in Luxembourg from very different paths but shared the same curiosity for science and a desire to make a real-world impact. <\/p>\n\n\n\n

Astou\u2019s journey began with biology, driven by a fascination with how living systems work, adapt, and reveal patterns beneath the surface. While she initially saw herself as a researcher, she later realised that innovation in healthcare also requires understanding how ideas become real solutions. After completing her bachelor\u2019s degree in Life Sciences – Biology<\/a> at FSTM, she chose to pursue the Master in Entrepreneurship and Innovation<\/a> to bridge science and business. <\/p>\n\n\n\n

V\u00e2nia\u2019s path was shaped early by curiosity. As a child, she spent hours exploring the world through a microscope her parents gave her. She studied biology in Lisbon and worked in a lab before shifting her focus to computational biology through the Master in Molecular and Computational Biomedicine<\/a> at Uni.lu. <\/p>\n\n\n\n

After studying at the University of Luxembourg, their paths eventually crossed through a LinkedIn message. Astou was looking for someone who could combine deep biological knowledge with coding expertise and decided to reach out to V\u00e2nia. \u201cI normally never looked at or responded to LinkedIn requests,<\/em>\u201d V\u00e2nia recalls. But that day was different. Their first conversation revealed not only a strong intellectual match but also shared experiences. Astou\u2019s vision resonated with V\u00e2nia\u2019s perspective as both a scientist and a patient. From that moment, a partnership was born, driven by a common ambition to transform healthcare. <\/p>\n\n\n\n

\nThe story behind Hale-X<\/h2>\n\n\n\n

The idea for Hale\u2011X emerged from personal experience.  <\/p>\n\n\n\n

For Astou, there was a moment that crystallised the problem in the most personal way imaginable. During a life-threatening medical complication, she encountered a reality familiar to many patients. Her medical data was fragmented, making the results were inconsistent and difficult for clinicians to interpret quickly. <\/p>\n\n\n\n

Her scientific background gave her insight into what was happening, insight that likely made the difference in her survival. But she couldn\u2019t help wondering: \u201cWhat about patients without that knowledge?\u201d <\/em>How many people might also be slowed down by fragmented data, lost results, or information that is simply hard to integrate in real time? <\/p>\n\n\n\n

\u201cMost patients feel lost in the system. In Luxembourg, even tools like the DSP (Dossier de Soins Partag\u00e9) can give access to medical data, but it often comes as scattered reports that patients can’t fully understand on their own. What\u2019s missing is a unified, interpretable view of the patient.<\/em>\u201d explains Astou.  <\/p>\n\n\n\n

She realised that, in medicine and especially in complex cases, this data fragmentation can fast become life-threatening.  <\/p>\n\n\n\n

For V\u00e2nia, the question was more technical but no less urgent. At a time when artificial intelligence is transforming so many sectors, why does healthcare data still feel siloed and difficult to apply? The answer pointed to a gap, not in the amount<\/em> of data, but in the ability to structure it, connect it, and make it interpretable in a way that clinicians can use at the point of care. <\/p>\n\n\n\n

\nWhy this gap exists<\/h2>\n\n\n\n

Across healthcare systems, more than 80% of clinical data generated is never used for predictive modelling or decision support (McKinsey, 2024). The data exists, but it is not structured or connected in a way that allows it to inform clinical decisions. <\/p>\n\n\n\n

This is largely due to how hospital systems are built. Lab results, imaging, vital signs, prescriptions, and clinical notes are stored in separate tools that were not designed to communicate with each other. <\/p>\n\n\n\n

In environments like the Intensive Care Unit (ICU), this fragmentation becomes critical. Patients generate a continuous flow of data through monitoring, tests, and treatments \u2014 roughly 2,750 data points per day \u2014 yet most of it never enters any predictive model. In a setting where decisions must be made in minutes, this lack of integration is not just inefficient, it directly affects survival.  <\/p>\n\n\n\n

These insights led Astou and V\u00e2nia to design Hale-X, a system that integrates different streams of health data, organises them over time, and turns them into usable insights. “The name reflects health, strength, and transformation<\/em>,\u201d Astou explains. \u201cHale refers to health and wellbeing, while \u201cX\u201d represents DNA, genes, discovery, complexity and the unknown variables we aim to make more understandable through better data interpretation and intelligent systems<\/em>.\u201d <\/p>\n\n\n

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\n \u201f<\/span>\n Healthcare stood out very early for us because it is one of the areas where better knowledge, better systems, and better use of technology can directly improve lives. We were not interested in innovation just for the sake of innovation. We wanted to work on something meaningful, complex, and deeply useful.<\/em>\u201d\n<\/blockquote>\n
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Astou Ndiaye and V\u00e2nia Cecchini <\/p>\n\n\n

Uni.lu Alumni and founders of Hale-X<\/p>\n\n

\n \n \n View profile<\/span>\n <\/span>\n <\/use><\/svg> <\/a>\n<\/div>\n<\/div>\n <\/figure>\n <\/div>\n<\/section>\n\n
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\nOne digital twin per patient<\/h2>\n\n\n\n

At its core, Hale\u2011X is building AI\u2011powered solutions that turn complex health data into actionable insight. The vision is ambitious: to create dynamic, data\u2011driven representations, sometimes described as digital twins,<\/em> that help clinicians understand a patient\u2019s health status more holistically, detect risks earlier, and support more personalised decisions. <\/p>\n\n\n\n

In practice, this means gathering data that is often scattered across different systems, including lab results, imaging, genetic information, and health records, and structuring it so machine learning and advancedanalytics can work with it. <\/p>\n\n\n\n

\u201cPatients are looking for a tool that aligns all the data in one coherent place, across specialties and across time. And more importantly, that uses that data to detect risks earlier, predict deterioration, and enable real-time monitoring […] for ICU patients today, but also for chronic-disease management tomorrow,<\/em>\u201d explains Astou. <\/p>\n\n\n\n

Rather than seeing a clinician confronted with a wall of numbers and text, Hale\u2011X aims to present a clear, integrated picture of patient health that is both clinically relevant and easy to interpret. <\/p>\n\n\n\n

What sets Hale\u2011X apart, the founders emphasise, is not just technical expertise, but scope and intention. Many solutions focus on individual data streams, or on narrow tools for specific tasks. Hale\u2011X aims for somethingbroader. It focuses on explainable, clinically grounded intelligence built with a long-term view of how healthcare systems operate and how clinicians work. <\/p>\n\n\n\n

Their early work has already attracted attention from partners in the healthcare and research ecosystem, such as Centre Hospitalier de Luxembourg (CHL)<\/a>, LuxProvide<\/a> and LuxInnovation<\/a>. This interest is driven not only by the tool’s technological promise, but also by how directly it addresses a challenge clinicians recognise as urgent. <\/p>\n\n\n\n

\nWhat\u2019s next? <\/h2>\n\n\n\n

Over the next three to five years, the founders envision Hale\u2011X growing into a trusted platform with validated products, strong clinical partnerships, and a clear position in the precision healthcare landscape. But they also acknowledge the reality of health tech. It\u2019s a demanding sector, requiring rigor, validation, and a deep commitment to both science, patient safety and privacy. <\/p>\n\n\n\n

The progress they\u2019ve made so far and the partnerships they are building all point to a future where data doesn\u2019t remain a barrier to good care but becomes a foundation for better care. <\/p>\n\n\n

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\n3 questions with the founders<\/h2>\n\n\n\n
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\n \n \n How has studying at the University of Luxembourg, particularly FSTM, supported your journey? <\/span>\n\n <\/use><\/svg> <\/button>\n <\/h3>\n
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V\u00e2nia: <\/strong>The Master in Molecular and Computational Biomedicine gave me the tools and skills that together with Astou\u2019s, became one of the foundations of our collaboration in science, biology and data. FSTM offered an environment where science, critical thinking, and interdisciplinarity could meet in a very concrete way. That mattered a lot because Hale-X was born precisely at the intersection of biology, health, data, and innovation. <\/p>\n\n

Astou: <\/strong>One person who played an especially important role was Prof. Eric Tschirhart<\/a>, who was my physiology professor during my Bachelor in Life Sciences \u2013 Biology. He believed in me early, supported me from the beginning, and helped open doors by connecting me to people and opportunities. His trust and support had a real impact on the early stages of my journey and he still plays an important role today. Another important person was Prof. Geraudel<\/a>, whom I met while completing the Master in Entrepreneurship and Innovation. He gave me a chance even though I did not come from the most typical background for that path. At a time when I was working alongside my studies to support myself, that flexibility and support meant a lot. I can genuinely say that the university gave me not only academic input, but also human support when I needed it. <\/p>\n <\/div>\n <\/div>\n<\/div>\n\n

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\n \n \n Did you benefit from any university programmes, incubators, or support structures? <\/span>\n\n <\/use><\/svg> <\/button>\n <\/h3>\n
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Astou: <\/strong>Yes. I received the Portabella Scholarship<\/a> in 2020 and that support truly helped me continue my studies during a very difficult period of my life. We also benefited from being connected to the wider universityinnovation ecosystem. <\/p>\n\n

I also had the chance to participate in the Digital Medical Devices (DMD) Summer School, which was a very eye-opening experience. It helped broaden my perspective on possible innovation pathways and showed me more concretely how research, technology, and entrepreneurship can connect. <\/p>\n\n

V\u00e2nia:<\/strong> We are also benefiting from the Venture Mentoring Service<\/a> at the University\u2019s Incubator<\/a>, which provides visibility, guidance, opportunities to participate in events, and valuable connections. Our mentors arehelping us shape both our storytelling and our strategy. Overall, the university ecosystem offered us much more than courses. It gave us support, access, and belief. <\/p>\n <\/div>\n <\/div>\n<\/div>\n\n

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\n \n \n Do you have any advice for students who are considering starting their own venture? <\/span>\n\n <\/use><\/svg> <\/button>\n <\/h3>\n
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Start with a real problem. Stay curious, stay humble, and do not wait until everything feels perfectly ready. It never will. Also, believe in yourself in a way that other people\u2019s doubts cannot completely shake. Many people will question you. Some will think your ambition is unrealistic. You should stay open to feedback and ready to adapt, but you should not let other people define what is possible for you.  <\/p>\n\n

Build gradually, learn continuously, and surround yourself with people who both challenge you and support you. Being a student can be a strength: it is a time when you are still learning, exploring, and often bold enough to try what others may hesitate to attempt. <\/p>\n <\/div>\n <\/div>\n<\/div><\/div>\n<\/div><\/section>\n\n\n

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\nLearn more<\/h2>\n\n
    \n
  • \n \n \n \n Bachelor in Life Sciences – Biology <\/span>\n <\/use><\/svg> <\/span>\n <\/a>\n<\/li>\n\n\n\n
  • \n \n \n \n Master in Molecular and Computational Biomedicine <\/span>\n <\/use><\/svg> <\/span>\n <\/a>\n<\/li>\n<\/ul>\n <\/div>\n<\/section>","protected":false},"excerpt":{"rendered":"","protected":false},"author":325,"featured_media":47709,"template":"","format":"standard","meta":{"featured_image_focal_point":{"x":0.52,"y":0.54},"show_featured_caption":false,"ulux_newsletter_groups":"","uluxPostTitle":"","uluxPrePostTitle":"","_trash_the_other_posts":false,"_price":"","_stock":"","_tribe_ticket_header":"","_tribe_default_ticket_provider":"","_tribe_ticket_capacity":"0","_ticket_start_date":"","_ticket_end_date":"","_tribe_ticket_show_description":"","_tribe_ticket_show_not_going":false,"_tribe_ticket_use_global_stock":"","_tribe_ticket_global_stock_level":"","_global_stock_mode":"","_global_stock_cap":"","_tribe_rsvp_for_event":"","_tribe_ticket_going_count":"","_tribe_ticket_not_going_count":"","_tribe_tickets_list":"[]","_tribe_ticket_has_attendee_info_fields":false},"news-category":[497],"news-topic":[23],"organisation":[100,29],"authorship":[325],"acf":[],"yoast_head":"\nAlumni story: V\u00e2nia and Astou create Hale-X, a digital twin for patients - FSTM news I University of Luxembourg<\/title>\n\n\n\n\n\n\n\n\n\n\n\n\n\t\n\t\n\t\n\n\n\t\n