The main dangers of the mobile phone network to university survival and health include: Eye fatigue: Staring at the screen for a long time can easily lead to eye fatigue and even vision loss. 2. cervical vertebra disease: improper use of mobile phone network can easily cause cervical vertebra disease, including neck muscle tension, headache, dizziness and other symptoms. 3. Indigestion: excessive use of mobile phones and the Internet can easily distract attention, resulting in irregular diet, which can easily cause indigestion, gastroenteritis and other digestive problems. Obese: Using the mobile phone network for too long will easily consume the energy in the body, causing the body to consume too much and easily cause obese. 5. Heart disease: Overuse of mobile phone network can easily affect the health of the heart, leading to heart diseases such as irregular heartbeat and high blood pressure. 6. Psychological problems: excessive use of mobile phones and the Internet can easily distract attention and lead to psychological problems such as anxiety and depression. Therefore, college students should pay attention to the reasonable use of mobile phone network, control the use time, avoid staring at the screen for a long time, and do more outdoor activities, which is good for their health.