Low self-esteem is mainly a relatively low self-esteem, self-evaluation is particularly negative, thus appearing an emotional experience, the reasons for the emergence of the following aspects: 1, insufficient self-awareness, always under-evaluation, estimate their own ability, appearance, image, quality are more negative, always compare their shortcomings with the strengths of others, feel that they are useless, a mess, etc.; 2, there may be character and personality defects, some people are always very negative, pessimistic, easily nervous, anxious, and some will be particularly strong, perfectionist, the above personality problems in the face of new problems, new situations, measuring their own ability will be very negative, pessimistic, it is easy to cause the problem of low self-esteem; 3, affected by setbacks, setbacks are easy to cause negative emotions, if you have suffered many setbacks, failures, it will be easy to feel Low self-esteem; 4, more important is caused by physical reasons or educational reasons, such as physical defects, poorer learning ability, lower education level, the above reasons are also easy to cause low self-esteem; 5, caused by mental illness, such as depression, anxiety, etc., patients may have a particularly low opinion of themselves. The above reasons cause low self-esteem is more common.