成人每周长1～1.4毫米,过快过慢都可能是病。天津中医药大学第一附属医院骨伤科主任医师王平有人说:人闲长头发,心闲长指甲。这话虽然找不到什么确切的根据,但指甲的生长速度在一年中确有差别。此外,中医学认为,爪为筋之余,为肝胆之外候,所以每个人的指甲生长速度也都不完全相同,它与人的健康状态息息相关。 Adults per week long 1 ~ 1.4 mm, too fast too slow may be sick. First Affiliated Hospital of Tianjin University of Traditional Chinese Medicine orthopedic surgeon Wang Ping Some people say: leisure long hair, long nails. Although these words can not find any exact basis, but the growth rate of nails in a year does make a difference. In addition, the traditional Chinese medicine believes that claws tendons apart from the liver and gallbladder, so each person’s nail growth rate is not exactly the same, it is closely related to human health.