Walnuts cannot cure insomnia. Walnuts in the walnut kernel can be used both as medicine and food, as a traditional Chinese medicine, it has the effect of tonifying the kidneys, warming the lungs and moistening the intestines, and can be used to treat renal yang insufficiency (lack of yang in the kidneys), lumbar and knee soreness and weakness (lumbar and knee soreness and weakness of the sensation), impotence and spermatorrhea, coughing with cold and intestinal constipation and other illnesses, which can be seen that the walnut kernel is not a therapeutic medicine for insomnia. Often insomnia crowd, it is recommended that the first regular work and rest, do not stay up late, reduce the life and work pressure, regulate bad moods, as well as reduce the overthinking and other aspects of the start, which is to improve the poor sleep conditions, alleviate insomnia will be helpful. If these methods are not effective in improving insomnia, or there are serious long-term insomnia patients, we should promptly consult a doctor for examination, under the guidance of the doctor to carry out the correct standardized treatment.