最近“给孩子打生长激素”的话题相当火热。生长激素是人体自然分泌的一种激素，主要功能是促进骨骼和肌肉的发育。如果孩子天生缺乏生长激素，导致身高比同龄人矮，那注射补充激素是个可以考虑的选择。

Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient ...