Exercise – It Does a Cell Good

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mitosis3.jpgHere’s yet another reason to keep your New Year’s resolution to exercise this year: people who work out have younger-looking cells than those who don’t.

In the study, conducted at King’s College in London, 1,200 pairs of British twins were tested. Just one hundred minutes of activity a week made cells of active twins look five to six years younger than their couch potato counterparts. With three hours of exercise, the cells looked nine years younger.

Young-looking cells may not seem much to crow about, but scientists have long theorized the younger your cells appear under a microscope, the younger you look on the outside. As cells age, they divide. Over time, a cell loses its ability to divide and dies, causing aging symptoms like wrinkles, reduced organ function, and poor eyesight. So while exercise helps you feel better and keeps you healthy, it may also help you look younger.

Excuse me while my cells and I slip on our running shoes.

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In "It's Not a Crisis. This Is the New Normal," we explain, as matter-of-factly as we can, what exactly our finances look like, how brutal it is to sustain quality journalism right now, what makes Mother Jones different than most of the news out there, and why support from readers is the only thing that keeps us going. Despite the challenges, we're optimistic we can increase the share of online readers who decide to donate—starting with hitting an ambitious $300,000 goal in just three weeks to make sure we can finish our fiscal year break-even in the coming months.

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