顶
The painkillers stop your body from feeling the pain, but they also do harm to your body because they force your central nervous system to work in an abnormal way.Generally, the more effective they are, the more harm they do to your body. It means you can*t rely on them all the time, and what*s more , if you take them frequently , you may get addicted to them and find it hard to get rid of them, it*s equivalent to drug taking.