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The immune system is your body’s personal army of soldiers — when it comes across potentially harmful invaders like viruses and bacteria, it will flag those invaders for destruction. However, this defense system is not always perfect. In some cases, it may become overly active and attack healthy body cells,…

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Chinese researchers studied which animals are at risk of becoming infected with the coronavirus and if they can pass it on to others. They discovered that at high levels of exposure, cats and ferrets were more likely to become infected with the novel coronavirus. However, dogs showed no evidence of COVID-19 symptoms or…

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In this study, 50% of patients tested positive for COVID-19 after recovery in the hospital and two weeks of isolation. They were found to still have the coronavirus in their system for up to eight days after symptoms disappeared.

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Since December, 2019 a virus which causes the COVID-19 disease has been spreading, resulting in a global pandemic. While some questions about COVID-19 can be answered, researchers are still working on other aspects. In one review article, researchers overview aspects of COVID-19 relevant to biology, medicine, and…

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Reality now matches what was predicted. According to models, travel restrictions alone would only delay the epidemic status of COVID-19. But when they are combined with social distancing, the two policies drastically reduce the predicted number of new cases.