Every cell in your body has a little clock ticking away in it, researchers report. And while most of you is aging in a coordinated way, odd anomalies that have the researchers curious: Your heart may be “younger” than the rest of your tissues, and a woman’s breasts are older.
Tumors are the oldest of all, a finding reported in the journal Genome Biology that might help scientists better understand cancer, explain why breast cancer is so common and help researchers find better ways to prevent it.
Less surprising, but intriguing: embryonic stem cells, the body’s master cells, look just like newborns with a biological age of zero.
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Read the full, original story here: Biological clock finding gives ‘young at heart’ new meaning
