Health & Fitness

Senescent cells, which emerge after tissue injury, create an aged-like inflamed microenvironment that is negative for stem cell function and tissue repair. The finding provides a basis for mitigating the loss of muscle regenerative capacity in elderly people and for improving muscle repair in young healthy people.

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While we have mostly adjusted to a Covid new normal, China is just beginning that transition, and experts are concerned that the country's vaccination may not be strong enough to keep people safe. 

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The reason some people fail to recover their sense of smell after COVID-19 is linked to an ongoing immune assault on olfactory nerve cells and an associated decline in the number of those cells, scientists report.

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A booster, researchers report, made for longer-lasting antibodies for all recipients, even those who have recovered from a COVID-19 infection.

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People with liver disease caused by eating too much sugar and fat could be at increased risk of developing serious neurological conditions like depression or dementia.

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