Tag Archives: PUBLIC HEALTH

Climate research is critical in Africa: how to make it more visible

Biometeorology is the study of the role of climate on plants, animals and humans. Getty Images

Biometeorology is the study of the role of climate on plants, animals and humans. Getty Images Jennifer Fitchett, University of the Witwatersrand Weather and climate have far-reaching effects on every part of life. The timing of seasons, range of daily and seasonal temperatures, the amount of rainfall – these all influence things as diverse as food production, disease prevalence and …

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COVID-19: examining theories for Africa’s low death rates

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Shutterstock Kevin Marsh, University of Oxford and Moses Alobo, African Academy of Sciences As the threat of a COVID-19 pandemic emerged earlier this year, many felt a sense of apprehension about what would happen when it reached Africa. Concerns over the combination of overstretched and underfunded health systems and the existing load of infectious and non-infectious diseases often led to …

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لماذا تؤدي إزالة الغابات إلى زيادة احتمالية تفشِّي الأوبئة؟

يُكثِّف الباحثون جهودهم من أجل الوقوف على طبيعة العلاقة بين التنوع البيولوجي، والأمراض الناشئة، والبحث في كيفية الاستفادة من تلك المعلومات في التنبُّؤ بتفشِّي الأوبئة المستقبلية، وسبل منْع تفشي الأوبئة. جيف توليفسون Nature (2020) doi:10.1038/d41586-020-02341-1 English article يقول الخبراء إنَّ الحدّ من إزالة الغابات (موضَّحة في الصورة، الملتقَطة من غابةٍ مدارية مطيرة بحوض الكونغو) يمكن أن يقلل من احتمال ظهور جوائح …

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مستقبَل جائحة فيروس كورونا الجديد

مستقبَل جائحة فيروس كورونا الجديد

يعكف الباحثون على وضع مجموعةٍ من السيناريوهات لتوقُّع المشهد في السنوات القليلة القادمة. ميجان سكوديلاري Nature (2020) doi:10.1038/d41586-020-02278-5 English article Credit: AFP/Getty تخيَّل أنَّك الآن في شهر يونيو من عام 2021، وأنَّ العالَم قضى عامًا ونصف العام يرزح تحت وطأة جائحة فيروس كورونا، وما زال الفيروس ينتشر بوتيرةٍ بطيئة، وأصبح المعتاد هو أن تُطبَّق تدابير الإغلاق من حينٍ إلى آخر. ومع …

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Video: Who should get a COVID-19 vaccine first?

Production limits mean that not everyone can get access to a COVID-19 vaccine as soon as it’s developed.. GIPhotoStock/Cultura via Getty Images Nicole Hassoun, Binghamton University, State University of New York A committee of The National Academies of Sciences, Engineering and Medicine is readying a report with recommendations for equitable distribution of a COVID-19 vaccine. In this Q&A, bioethicist Dr. …

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Sugar: six easy ways to encourage children to eat less

Tempted… Sharomka/Shutterstock

Tempted… Sharomka/Shutterstock Sophia Komninou, Swansea University A new campaign from Public Health England is urging parents to limit snacks for children to two a day, and 100 calories a piece. The aim is to reduce kids’ sugar consumption – according to PHE data, children eat on average 10kg of sugar every year, with about half of this coming from sugary …

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

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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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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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Why a one-size-fits-all approach to COVID-19 could have lethal consequences

A deserted street in Cairo after the government ordered the closure of shops, restaurants and cafes. Photo by Ziad Ahmed/NurPhoto via Getty Images

A deserted street in Cairo after the government ordered the closure of shops, restaurants and cafes. Photo by Ziad Ahmed/NurPhoto via Getty Images Alex Broadbent, University of Johannesburg and Benjamin T H Smart, University of Johannesburg Suppose you had the choice between two health policies, A and B. Policy A would result in the death of a lot of elderly …

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How women in academia are feeling the brunt of COVID-19

The disproportionate effect of COVID-19 on the productivity of women could see many leave academia. Shutterstock

The disproportionate effect of COVID-19 on the productivity of women could see many leave academia. Shutterstock Keymanthri Moodley, Stellenbosch University and Amanda Gouws, Stellenbosch University The COVID-19 pandemic and the consequent public health response of lockdown has brought into sharp relief the constraints faced by women across the board. We have been keeping a keen eye on the impact it’s …

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