A bit of sound is scared most of the emotional tension and anxiety and neurasthenia and other reasons. 1. Emotional tension and anxiety: generally in the life of a major or special events, people will be in a state of tension and anxiety, can be manifested as easy to scare. 2. Neurasthenia: the spirit is often too sensitive, can also be manifested as a little noise to be frightened. Can first through appropriate rest, exercise, listen to music and other ways to relieve pressure, adjust the mind to ease. If there is a long time easy to be frightened of the situation, in the rest, adjust the mentality still can not get better, it is recommended to consult a doctor in a timely manner, to identify the cause of the disease and follow the doctor’s instructions for treatment.