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How old are you really? Meet your “biological age”
Biological age won’t help you live forever, but a ‘credit score for your body’ might prolong your lifespan, some scientists say
F.D.A. approves Alopecia drug that restores hair growth in many patients
The drug, made by Eli Lilly, is already used for rheumatoid arthritis, and could be followed by two more drugs from other companies