你是否觉得身边的爷爷奶奶好像一下子老了十岁?是否发现外公外婆一夜之间又添了皱纹?最新的一项研究发现,人类存在衰老临界点,即一个人到了一定年纪,皮肤抗衰老的能力会直线下降,人就会一夜变老。过去人们普遍认为衰老是渐渐演变的,是时间积累的过程。然而,目前的研究否认了这一观点。研究人员发现:皮肤具有保持弹性和胶原蛋白水平以及水合作用的能力,但这些能力在和紫外线损伤、自由基和压力的对抗中处于下风时,临界点就会到来。如何避免衰老临界点的到来?研究人员建议,减少生活中 Do you think around grandparents seem to be old all of a sudden? Did you find that grandparents and grandparents have added wrinkles overnight? A recent study found that humans have a critical point of aging, that a person to a certain age, skin anti-aging The ability to straight down, people will grow old overnight. In the past people generally believe that aging is gradually evolving, is the process of accumulation of time. However, the current study has denied this view. The researchers found that the skin has the ability to maintain elasticity and collagen levels and hydration, but the critical point comes when these abilities are at a disadvantage when compared to UV damage, free radicals and stress. How to avoid the critical point of aging? The researchers suggest to reduce the life