Tag Archives: health

ما نحتاج إلى فهمه بشأن داء باركنسون

داء باركنسون هو مرضٌ عصبي يؤثّر على الدماغ، وعلى أجزاء أخرى من الجهاز العصبي. ويؤدّي فيه الموت التدريجي للخلايا العصبية إلى ظهور مجموعة من الأعراض الحركية وغير الحركية المميِّزة للمرض. ولم يُعرف بعد سبب موت هذه الخلايا، ولا الطريقة التي تتطوّر بها باثولوجيا المرض في الجهاز العصبي، لكن هناك العديد من المسارات البحثية التي يسلكها الباحثون؛ للإجابة على تلك التساؤلات. …

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COVID-19 vaccines: Open source licensing could keep Big Pharma from making huge profits off taxpayer-funded research

How many vaccines will be needed to vaccinate the world against COVID-19? Tetra Images/Getty Images

<figure> <img src=”https://images.theconversation.com/files/357982/original/file-20200914-18-qfqjei.jpg?ixlib=rb-1.1.0&rect=71%2C26%2C5911%2C4126&q=45&auto=format&w=754&fit=clip” /> <figcaption> How many vaccines will be needed to vaccinate the world against COVID-19? <span class=”attribution”><a class=”source” href=”https://www.gettyimages.com/detail/photo/covid-19-vaccine-with-world-map-in-background-royalty-free-image/1248797862?adppopup=true”>Tetra Images/Getty Images</a></span> </figcaption> </figure> <span><a href=”https://theconversation.com/profiles/charles-m-schweik-1107510″>Charles M Schweik</a>, <em><a href=”https://theconversation.com/institutions/university-of-massachusetts-amherst-1563″>University of Massachusetts Amherst</a></em> and <a href=”https://theconversation.com/profiles/timothy-ford-1154482″>Timothy Ford</a>, <em><a href=”https://theconversation.com/institutions/university-of-massachusetts-lowell-1534″>University of Massachusetts Lowell</a></em></span> <p>An international, multi-billion-dollar race is underway to develop a COVID-19 vaccine, and progress is <a href=”https://www.cnn.com/interactive/2020/08/health/coronavirus-vaccine-race-intl/”>moving at …

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Malaria: new map shows which areas will be at risk because of global warming

mycteria / shutterstock

mycteria / shutterstock Mark Smith, University of Leeds and Chris Thomas, University of Lincoln Of an estimated 228 million cases of malaria worldwide each year, around 93% are in Africa. This proportion is more or less the same for the 405,000 malaria deaths globally. That’s why there are huge efforts underway to provide detailed maps of current malaria cases in …

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A brief history of chocolate – and some of its surprising health benefits

k.nykyforova

k.nykyforova Liam Corr, University of Huddersfield Chocolate in all its forms is something that I, along with many others like to indulge in on an almost daily basis. But chocolate as it’s enjoyed today is quite different from when it first arrived in Europe from South America around the 16th century. To the indigenous Aztec people, cocoa was consumed as …

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Hurricanes and wildfires are colliding with the COVID-19 pandemic – and compounding the risks

Evacuations during Hurricane Laura could increase the risk of exposure to COVID-19. AP Photo/Gerald Herbert

Evacuations during Hurricane Laura could increase the risk of exposure to COVID-19. AP Photo/Gerald Herbert Ali Mostafavi, Texas A&M University With the Hurricane Laura hitting Louisiana and Texas as an “extremely dangerous” Category 4 storm and wildfires menacing the western U.S., millions of Americans are facing the complex risks of a natural disaster striking in the middle of a pandemic. …

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What’s the difference between pandemic, epidemic and outbreak?

It’s a matter of scale. Edward A. "Doc" Rogers/Library of Congress via AP

It’s a matter of scale. Edward A. “Doc” Rogers/Library of Congress via AP Rebecca S.B. Fischer, Texas A&M University The World Health Organization has declared COVID-19 a pandemic. This is a landmark event. As an epidemiologist listening to the steady stream of conversation around the coronavirus, I’m hearing newscasters and neighbors alike mixing up three important words my colleagues and …

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Non, tout le monde n’a pas grossi pendant le confinement

Si certaines personnes ont vu leurs pratiques alimentaires se dégrader pendant le confinement, faute de temps ou de moyens, d’autres les ont améliorées. Shutterstock

Si certaines personnes ont vu leurs pratiques alimentaires se dégrader pendant le confinement, faute de temps ou de moyens, d’autres les ont améliorées. Shutterstock Mélanie Deschasaux, Université Sorbonne Paris Nord – USPC; Mathilde Touvier, Université Sorbonne Paris Cité (USPC) et Serge Hercberg, Université Sorbonne Paris Nord – USPC Pour briser les chaînes de transmission du coronavirus SARS-CoV-2, responsable de l’épidémie …

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