This Is How Coffee Changes Your DNA

Kaffeeduft (CC-by-sa/3.0/en by Takkk)
You are what you eat, even on a genetic level. What you consume can affect your DNA and your health. So how does that apply to coffee?

By Madison Margolin | MOTHERBOARD

As one of humanity’s primary caffeine sources, coffee is among the world’s most popular drinks after tea—between 2015 and 2016, people consumed over nine billion kilograms of coffee. In this video, Trace Dominguez from DNews (Discovery News), a scientific YouTube channel, explained how our favorite pick-me-up can break your DNA.

In 1972, a study on coffee in Biophysical Journal found that caffeine binds to broken DNA, which occurs when there is a natural or chemical change in the strand. If caffeine were present during the formation of DNA, it could cause breaks in the chromosomes, threadlike structures that carry genetic information. That’s why pregnant women usually shouldn’t drink coffee, Dominguez said.

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