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Health & Medicine

Prohibición de fumar en calles y terrazas por la COVID-19: una medida difusa y temporal

Shutterstock / javi_indy

Shutterstock / javi_indy Josefa Cantero Martínez, Universidad de Castilla-La Mancha Fumar mata; déjalo ya. Esta advertencia general no es ninguna novedad. La Directiva 2014/40/UE la impuso como obligatoria en las cajetillas y demás productos de tabaco. Ahora bien, el debate sobre los inconvenientes de fumar resurgió la semana pasada cuando los medios de comunicación se hicieron eco de que algunas …

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Daños neurológicos de la COVID-19

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Shutterstock / Numstocker Jesús Rey Rocha, Centro de Ciencias Humanas y Sociales (CCHS – CSIC); Emilio Muñoz Ruiz, Centro de Ciencias Humanas y Sociales (CCHS – CSIC) y Victor Ladero, Instituto de Productos Lácteos de Asturias (IPLA – CSIC) El virus de la COVID-19 sigue guardando secretos, a pesar del gran esfuerzo investigador que se está realizando. Cada día aparece …

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Coronavirus: does the common cold protect you from COVID?

Grzegorz Placzek/Shutterstock

Grzegorz Placzek/Shutterstock Stephen Kissler, University of Cambridge An article in Science recently generated a lot of interest by providing a possible explanation of why COVID-19 can be deadly to some yet go virtually unnoticed in others. Scientists at La Jolla Institute for Immunology in California showed that infection with common cold coronaviruses can generate an immune response that resembles key …

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Oxford immunologist on coronavirus vaccine: our early results look highly promising

Numstocker/Shutterstock

Numstocker/Shutterstock Rebecca Ashfield, University of Oxford A vaccine against COVID-19 is urgently needed if we’re to stop the virus spreading and prevent potentially millions of further deaths. We’re now one step closer to that goal. We have published early results from our clinical trial of the vaccine ChAdOx1 nCoV-19 (also known as AZD1222), designed by the University of Oxford and …

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Brain scientists haven’t been able to find major differences between women’s and men’s brains, despite over a century of searching

Are there innate differences between female and male brains? SebastianKaulitzki/Science Photo Library via Getty Images

Are there innate differences between female and male brains? SebastianKaulitzki/Science Photo Library via Getty Images Ari Berkowitz, University of Oklahoma People have searched for sex differences in human brains since at least the 19th century, when scientist Samuel George Morton poured seeds and lead shot into human skulls to measure their volumes. Gustave Le Bon found men’s brains are usually …

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Three major scientific controversies about coronavirus

It is unclear how well masks work. People Image Studio/Shutterstock

It is unclear how well masks work. People Image Studio/Shutterstock Manal Mohammed, University of Westminster Although political leaders have closed borders in response to COVID-19, scientists are collaborating like never before. But the coronavirus (SARS-COV-2) is novel – and we don’t yet have all the facts about it. As a result, we may have to change our approach as new …

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Does coronavirus linger in the body? What we know about how viruses in general hang on in the brain and testicles

Are there places in the body where SARS-CoV-2 can hide from the immune system? fotograzia / Getty Images

Are there places in the body where SARS-CoV-2 can hide from the immune system? fotograzia / Getty Images William Petri, University of Virginia As millions of people are recovering from COVID-19, an unanswered question is the extent to which the virus can “hide out” in seemingly recovered individuals. If it does, could this explain some of the lingering symptoms of …

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A replaceable, more efficient filter for N95 masks AMERICAN CHEMICAL SOCIETY

ACS Nano 2020, DOI: 10.1021/acsnano.0c03976

Since the outbreak of COVID-19, there’s been a worldwide shortage of face masks — particularly, the N95 ones worn by health care workers. Although these coverings provide the highest level of protection currently available, they have limitations. Now, researchers reporting in ACS Nano have developed a membrane that can be attached to a regular N95 mask and replaced when needed. …

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Oxford immunologist on coronavirus vaccine: our early results look highly promising

Numstocker/Shutterstock

Numstocker/Shutterstock Rebecca Ashfield, University of Oxford A vaccine against COVID-19 is urgently needed if we’re to stop the virus spreading and prevent potentially millions of further deaths. We’re now one step closer to that goal. Today, we published early results from our clinical trial of the vaccine ChAdOx1 nCoV-19 (also known as AZD1222), designed by the University of Oxford and …

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Smell loss: the invisible disease with a devastating impact

pathdoc/Shutterstock

pathdoc/Shutterstock Carl Philpott, University of East Anglia Losing your sense of smell or having it “disturbed” is not as rare as you might think: one in 20 people experience it at some point in their lives. It can happen as a result of chronic sinusitis, damage caused by cold viruses, or even a head injury. It is sometimes also a …

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