In modern times, cell phones have become an essential necessity in people’s lives, and with it, the emergence of wherever they are, are constantly playing with cell phones lowers, which can not only be at any time to crash, fall, hit people and other accidents, but also because in the unstable state of looking at the screen, more likely to cause eye dryness and fatigue, resulting in vision loss;, continued head down, rigid in a posture, focusing on the virtual world, it causes Shoulder and neck muscle tension, strain, light shoulder pain neck soreness, inducing or aggravating cervical spondylosis. A recent survey also shows that 65% of people who often lower their heads and prematurely appear jaw drop into a double chin. Because people in the head down, the neck pressure is three times the usual, and the neck muscles are vertical growth, once the collagen compression break and grow out of the neck lines, as folded white paper can not return, and low squeeze the mountain movement, so that the fat overflowing jaw, over time the shape of the double chin, and easy to produce wrinkles. There is a terrible phenomenon of people aging before the face. Cervical spondylosis, which is already widely known, not only causes symptoms such as vertigo, tinnitus, deafness and double vision. It is worth mentioning that among the patients with vertigo recently seen in our otology department, young elementary and middle school students account for an increasing proportion of those who have their heads down, and that treatment by drugs alone is ineffective, so we remind everyone to pay attention to improving the bad habit of lowering the head too much for too long to ensure the health of the mind and body.