To je, ako dlho trvá, kým sa vaša kostra regeneruje

Kostné bunky vo vašom tele nie sú rovnaké ako tie, s ktorými ste sa narodili; telo neustále obracia nové bunky.

MrGarry/ShutterstockYou’re not the same person you were as a child. You’re not even the same person you were five years. And no, we don’t just mean your personality. While we’d love to start a never-ending debate over the definition of the true self