Space travel can lead to new motor skills but impaired vision, according to a new study of cosmonaut brains – Business Insider India

Space travel can lead to new motor skills but impaired vision, according to a new study of cosmonaut brains – Business Insider India

A new study examined the brains of eight Russian cosmonauts seven months after they returned from the International Space Station. Their brains showed signs of new motor skills, but slightly weaker vision. For some space travelers, those changes could be long-lasting. Imagine you could throw the perfect bullseye, but you’d have to wear glasses to…

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Explained: How obesity impairs body’s ability to fight Covid infection – The Indian Express

Explained: How obesity impairs body’s ability to fight Covid infection – The Indian Express

Updated: September 5, 2020 12:44:06 am Obesity can make it more difficult to fight a Covid-19 infection, according to a manuscript published in Endocrinology, the journal of the international medical organisation Endocrine Society. (Photo: Reuters)Obesity can make it more difficult to fight a Covid-19 infection, according to a manuscript published in Endocrinology, the journal of…

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These simulations show how face shields and valved masks allow clouds of respiratory droplets to escape – Business Insider India

These simulations show how face shields and valved masks allow clouds of respiratory droplets to escape – Business Insider India

Face shields and masks with exhalation valves do not block the spread of small droplets, a new study found. Small, aerosol-sized particles linger in the air for longer periods of time compared to large droplets. Well-fitted N95 masks, high-quality cloth masks, or surgical masks without valves are more effective at preventing the spread of COVID-19.…

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