Health and Medicine

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Prof. José Ignacio Nazif-Muñoz | Quand la chaleur rencontre la route: comment la hausse des températures modifie la sécurité routière en milieu urbain

Prof. José Ignacio Nazif-Muñoz | Quand la chaleur rencontre la route: comment la hausse des températures modifie la sécurité routière en milieu urbain

Lors d’une journée d’été étouffante, la plupart d’entre nous remarquent les effets évidents de la chaleur. Nous nous sentons plus lents, plus irritables et impatients d’échapper au soleil. Ce qui est moins visible, c’est la manière dont ces mêmes conditions modifient discrètement notre comportement au volant. Une étude récente dirigée par le professeur José Ignacio Nazif-Muñoz de l’Université de Sherbrooke, en collaboration avec le professeur Jose Guillermo Cedeño Laurent de l’Université Rutgers, explore ce lien caché, révélant comment les vagues de chaleur et les modèles thermiques urbains influencent la sécurité routière dans cinq villes du Québec. Les résultats rappellent opportunément que le changement climatique n’est pas seulement un enjeu environnemental, mais aussi une question de sécurité publique qui touche la vie quotidienne de manière inattendue.

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Prof. Dr. Dietmar Thurnher | From Silence to Survival: 150 Years of Laryngectomy and the Future of Voice

Prof. Dr. Dietmar Thurnher | From Silence to Survival: 150 Years of Laryngectomy and the Future of Voice

In the late nineteenth century, medicine stood at a threshold between desperation and discovery. Cancer of the larynx, the structure that gives us voice and guards our airway, was almost always fatal. Surgeons had few tools and even fewer successes. Then, in 1873, a bold and controversial operation changed everything. Theodor Billroth performed the first total laryngectomy, removing the entire voice box in a human patient. It was a radical act that saved a life, but at the cost of speech and natural breathing. That moment marked the beginning of a long and evolving journey in head and neck cancer care.

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Dr. Manreet Bhullar | Invisible Hazards: How Water Shapes the Safety of Hydroponic Food

Dr. Manreet Bhullar | Invisible Hazards: How Water Shapes the Safety of Hydroponic Food

At first glance, hydroponic farming seems like the future made real. Rows of leafy greens grow indoors, roots suspended in carefully balanced nutrient solutions, untouched by soil and shielded from many of the uncertainties of outdoor agriculture. This method promises efficiency, precision, and sustainability. It uses far less water than traditional farming and produces food in tightly controlled environments. Yet beneath this clean and modern image lies a quieter story about risk, one that flows through the very water that sustains these crops.

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Professor Theodore Allen | From Sanitizers to Social Media: The Hidden Science Behind Everyday Choices

Professor Theodore Allen | From Sanitizers to Social Media: The Hidden Science Behind Everyday Choices

When most people think of scientific research, they may imagine test tubes, lab coats, and microscopes. However, many impactful experiments happen not in laboratories, but in office buildings, student unions, and even on social media. In two fascinating studies co-authored by Professor Theodore Allen of The Ohio State University, researchers show how the same rigorous logic that drives cutting-edge chemistry or physics can be applied to practical, everyday challenges, such as where to place a hand sanitizer dispenser or how to convince someone to get vaccinated. The studies, though different in their subjects, share a common theme that data and careful experimental design can make the world cleaner, healthier, and more humane.

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Prof. Dr. Christopher Gerner | Colitis ulcerosa und die verborgene Logik chronischer Erkrankungen

Prof. Dr. Christopher Gerner | Colitis ulcerosa und die verborgene Logik chronischer Erkrankungen

Colitis ulcerosa, oft als UC bezeichnet, ist eine chronisch-entzündliche Erkrankung des Dickdarms, die weltweit immer häufiger auftritt, auch bei Jugendlichen und jungen Erwachsenen. Für viele Patientinnen und Patienten beginnt sie mit subtilen Warnzeichen wie Bauchbeschwerden, Durchfall, Müdigkeit oder Spuren von Blut im Stuhl. Im Laufe der Zeit können sich diese Symptome zu schmerzhaften und beängstigenden Schüben entwickeln, die Ausbildung, Karriere, Familienleben und das emotionale Wohlbefinden beeinträchtigen. Obwohl die moderne Medizin bemerkenswert wirksam darin geworden ist, diese akuten Krankheitsepisoden zu kontrollieren, bleibt UC hartnäckig bestehen. Bei den meisten Betroffenen kehrt die Erkrankung nach Phasen scheinbarer Erholung zurück, manchmal ohne einen offensichtlichen äußeren Auslöser.

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Prof. Jamie Rausch | The Hidden Life of Fat: How Adipose Tissue Shapes Health Across a Lifetime

Prof. Jamie Rausch | The Hidden Life of Fat: How Adipose Tissue Shapes Health Across a Lifetime

For much of modern history, body fat was viewed simply as stored energy, a passive reserve that expanded or shrank depending on diet and activity. Today, that understanding has shifted dramatically. Research led by scholars such as Prof. Jamie Rausch of Indiana University reveals that adipose tissue is not merely a storage site but a dynamic, hormone-producing system that influences nearly every aspect of human health. When this system becomes dysregulated, it can quietly set the stage for chronic diseases that affect millions worldwide.

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Prof. Letitia Pienaar | The Long Journey Toward Mental Health Rights in South Africa

Prof. Letitia Pienaar | The Long Journey Toward Mental Health Rights in South Africa

Mental health is increasingly recognised as a vital part of human well-being, yet the legal systems that protect people with mental illness have often developed slowly. In South Africa, the story of mental health legislation is a powerful example of how societies move from fear and control toward dignity and rights. The research of Prof. Letitia Pienaar of the University of South Africa explores this transformation and reveals how law, history, and human experience have shaped the country’s modern approach to mental health care. Her work shows that progress has been significant, but it also highlights the continuing challenges in turning legal promises into real protection for vulnerable people.

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Prof. José Ignacio Nazif-Muñoz | Quand la chaleur rencontre la route: comment la hausse des températures modifie la sécurité routière en milieu urbain

Prof. José Ignacio Nazif-Muñoz | When Heat Meets the Road: How Rising Temperatures Are Changing Urban Traffic Safety

On a sweltering summer day, most of us notice the obvious effects of heat. We feel slower, more irritable, and eager to escape the sun. What is less obvious is how these same conditions quietly reshape our behavior behind the wheel. A recent study led by Prof. José Ignacio Nazif-Muñoz of the University of Sherbrooke in collaboration with Prof. Jose Guillermo Cedeño Laurent of Rutgers University explores this hidden connection, revealing how heatwaves and urban heat patterns influence road safety across five cities in Québec. The findings offer a timely reminder that climate change is not only an environmental issue but also a public safety concern that touches everyday life in unexpected ways.

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Prof. Jonathan Finlay | A Model for the Rarest Cancers: Choroid Plexus Carcinoma and the Li-Fraumeni Inheritable Cancer Syndrome.

Prof. Jonathan Finlay | A Model for the Rarest Cancers: Choroid Plexus Carcinoma and the Li-Fraumeni Inheritable Cancer Syndrome.

In the landscape of childhood cancer, there are diseases so rare that even many physicians will never encounter a single case. Yet within these rare diagnoses lie some of the deepest biological insights and some of the most urgent clinical challenges. Choroid plexus carcinoma, often abbreviated as CPC, is one such disease. It is a malignant brain tumor that arises predominantly in very young children, most often under the age of four. Though rare, it is biologically revealing, clinically formidable, and, in recent years, the focus of a determined effort to change its outcome.

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Prof. Megan Mladinich Valenti | Hidden in the Grass: The Rising Threat of Powassan Virus

Prof. Megan Mladinich Valenti | Hidden in the Grass: The Rising Threat of Powassan Virus

On a warm spring afternoon in the northeastern United States, a walk through tall grass can feel harmless, even restorative. Yet hidden in the undergrowth is a growing public health concern that few people recognize by name. The Powassan virus is rare, but it is dangerous, and its quiet rise is reshaping how scientists think about tick borne disease, climate change, and neurological illness. In a recent review published in the journal Virulence, researchers Manpreet Kaur, Monica Adam, and Prof. Megan Mladinich Valenti bring together decades of scattered research to tell the evolving story of this virus and the risks it poses.

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Prof. James Meabon | Invisible Wounds, Visible Signals: Finding Brain Signals of Military Blast

Prof. James Meabon | Invisible Wounds, Visible Signals: Finding Brain Signals of Military Blast

In the years since the wars in Iraq and Afghanistan, many military veterans have carried home an invisible burden. Blast-related mild traumatic brain injury, often called blast-mTBI, has been described as the signature injury of those conflicts. It is labeled mild, yet for many who experience it, the consequences are anything but. Veterans report persistent headaches, sleep disturbances, memory lapses, mood changes, irritability, and difficulties with concentration and decision making. These symptoms can linger for years, affecting relationships, work, and overall quality of life.

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Dr Indira Narayanan | How Unnecessary Neonatal Unit Admissions Affect Families and Overstretch Care Systems

Dr Indira Narayanan | How Unnecessary Neonatal Unit Admissions Affect Families and Overstretch Care Systems

In many hospitals around the world, the neonatal unit is seen as the safest place for a newborn baby who needs anything more than basic care provided in the postpartum unit. Yet this well-intentioned reflex to protect a baby “just-in-case” can carry hidden costs. A new study led by Dr Indira Narayanan, neonatologist and researcher at Georgetown University Medical Center, suggests that a small but impactful number of babies admitted to neonatal units may not actually need intensive care at all. Instead, these admissions can increase pressure on already stretched units, especially in low-and middle-income countries, separate mothers from their babies, and unintentionally undermine breastfeeding efforts.

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