Willy Lewis, M.D.

1994 articles

Hormone antibodies could help you lose weight

Losing weight is difficult for many overweight people. (Image: huettenhoelscher / iStock) The body's own hormone Fibroblast Growth Factor 21 (FGF21) regulates appetite and...

Seven forms of Covid-19 identified

The symptoms of Covid-19 are varied. (Image: da-kuk / iStock) An infection with the Sars-CoV-2 coronavirus can cause a large number of seemingly completely...

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