Beachgoers are familiar with the experience of spending hours in the sun, going home, and noticing only hours later that their skin has changed color.
A new Tel Aviv University study uncovers the science behind the mystery of why the body's tanning process does not occur immediately after sun exposure, but only after a few hours or even days.
The research findings reveal the mechanism behind this phenomenon, according to which the body's initial response is to prioritize repairing DNA damage in the skin cells, which inhibits the mechanism responsible for skin pigmentation, commonly known as tanning.
The Wombat has Rule 5 Sunday: Sleeping In ready as usual at The one and only Other McCain.
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