Daytime wounds 'heal more quickly'

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Daytime wounds 'heal more quickly'
By James Gallagher
Health and science correspondent, BBC News
9 November 2017
http://www.bbc.com/news/health-41918368

Wounds heal more quickly if they occur during the day rather than after dark, a study suggests.

It found burns sustained at night took an average of 28 days to heal, but just 17 for those that happened in daytime.

[...]

Detailed lab work showed skin cells called fibroblasts were changing their abilities in a 24-hour pattern.

Fibroblasts are the body's first responders, rushing to the site of injury to close a wound.

During the day they are primed to react, but they lose this ability at night.

[...]