The first reason is tablet overuse is not good for your health. When you use it in the chat by using your thumb or other fingers. You may be have the disease “Trigger finger”. Trigger finger is locking of the involved finger flexor tendon. It can also cause in difficulty flexing or extending the finger. Furthermore, using tablets a long time without stopping. It’s make your eyesight’s getting worse. Because the colors of the flashy images and movement speed on the screen resulting retinal tired, dry eyes, and muscles around the eyes to tense. In addition, headaches can be followed. Moreover, If you bend down the head when you use tablets. It’s make you have neck aches and shoulder aches. Keeping eyes locked in tight as tablets screen. It is the space to narrow for human eye. Which in the belong term it will result in many disorders of the brain, depression is one of them.