Stress has long been associated with hair graying, yet there is little evidence to substantiate this claim. In a recent issue of Nature, Zhang et al. (2020) show that stress induces the release of noradrenaline from sympathetic nerves, which depletes the stem cells that give hair their color.

中文翻译：

---

白发心理学

长期以来，压力与头发变白有关，但没有证据证明这一说法。在《自然》杂志的最新一期中，Zhang等人。（2020年）表明，压力会诱导交感神经释放去甲肾上腺素，从而耗尽赋予头发颜色的干细胞。