Students in China are required to learn first aid at school as part of health education. It aims to improve their (能力) to deal with a first aid emergency (紧急情况).
According to a survey, there is one sudden death each minutes because the person's heart (stop ) beating. A sudden loss of heart working will lead to brain damage (损害) within four to six minutes and then death after another five minutes. So, it is very i for the patients to receive CPR within four to six minutes. However, only about 4.5 % of such patients have a chance of receiving it time. That's because besides medical workers, most people do not have knowledge of first aid. In fact, about 60 % of these (accident ) happen out of hospital, so it's necessary for more people to learn the skill of first aid including car. That can make a huge difference in saving lives.
