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Articles on DNA damage

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While some people may be older in chronological age, their biological age might be much younger. FangXiaNuo/E+ via Getty Images

Aging is complicated – a biologist explains why no two people or cells age the same way, and what this means for anti-aging interventions

Aging is a culmination of factors spanning from your cells to your environment. A number of interconnected processes determine how quickly your body is able to repair and recover from damage.
Telomeres (red) at the ends of chromosomes protect your DNA from damage. Thomas Ried/NCI Center for Cancer Research, National Cancer Institute, National Institutes of Health via Flickr

Cells become zombies when the ends of their chromosomes are damaged – a tactic both helpful and harmful for health

The protective caps at the ends of chromosomes naturally shorten over time. Researchers found that direct damage can prematurely trigger senescence and contribute to age-related diseases like cancer.

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