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Mykola Kobzar on Instagram: "At the ends of vour chromosomes are protective caps called telomeres. They're like the tips of shoelaces--thev prevent DNA from fraying. Every time a cell divides, telomeres get shorter. When thev're too short, the cell dies. These are the biological clocks of aging And scientists discovered something shocking stress speeds up this clock dramatically. But one inner state can trigger the reverse process. 5 facts that will change how you see stress: 1. Elizabeth Blackb