Health & Medicine
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Health & MedicineHepatitis C discoveries win 2020 Nobel Prize in physiology or medicine
The 2020 medicine Nobel recognizes work that found that a novel virus was to blame for chronic hepatitis and led to a test to screen blood donations.
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Health & MedicineWhat does COVID-19 vaccine efficacy mean?
The initial goal for a vaccine against COVID-19 is to reduce cases of the disease by at least 50 percent in those vaccinated versus those not.
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Health & MedicineNeandertal genes in people today may raise risk of severe COVID-19
People in South Asia and Europe are more likely to carry a genetic heirloom from Neandertals linked to susceptibility to the coronavirus.
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Health & MedicineDefects in early immune responses underlie some severe COVID-19 cases
Scientists are finding that strong early immune responses to the coronavirus are crucial to protect some people from developing life-threatening symptoms.
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SpaceA new moon radiation measurement may help determine health risks to astronauts
China's lunar lander measured radiation at the moon’s surface, finding the daily dose is 2.6 times as high as inside the International Space Station.
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NeuroscienceTiny, magnetically controlled robots coax nerve cells to grow connections
Research using microrobots and nerve cells from rats could point to new treatments for people with nerve injuries.
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Health & MedicineA Brazilian city devastated by COVID-19 may have reached herd immunity
Up to half of Manaus was infected at the epidemic’s peak, which slowed further spread of the virus but also led to many deaths, scientists say.
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Health & MedicineEarly immune responses may be why younger people get less sick from COVID-19
Age-related differences in coronavirus immune defenses hint that a boost in early immune responses from drugs or a vaccine could help protect people.
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Health & MedicineAntibodies made in the lab show some promise for treating COVID-19
Preliminary results from two companies hint that the proteins can help COVID-19 patients from needing hospitalization or ventilation.
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Health & MedicineWhat will happen when COVID-19 and the flu collide this fall?
As the Northern Hemisphere braces for a coronavirus-flu double hit, it’s unclear if it’ll be a deadly combo or one virus will squeeze out the other.
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Microbes50 years ago, scientists were on the trail of a brain-eating amoeba
In 1970, scientists were studying a brain-eating amoeba that had been implicated in a newfound disease. Today, infections by the parasite are still poorly understood.