If the hard lump felt at the glabella is bone, it is normal. However, if the hard lump touched is a subcutaneous lump, it is an abnormal condition and requires prompt medical attention to clarify the cause. The saber is a thin bone of indeterminate shape at the lower end of the sternum, located in front of the chest wall in the heart area, which plays the role of protecting the heart. If the hard lump felt in the chest is the bone of the sternal process, it is a normal condition. However, if the hard lump is felt under the skin of the saber process, attention should be paid to it. Firstly, trauma should be considered, and if the skin is bruised and hard due to local soft tissue injury, it is recommended that warm towels be applied to it, and if necessary, drugs to activate blood circulation and remove blood stasis should be taken orally. Secondly, it should be considered to be caused by aseptic inflammation, and it is recommended to go to the orthopedic department of the hospital for chest X-ray examination to clarify the diagnosis. Finally, if there is a hard lump in the skin of the glabella, it may be due to folliculitis and can be seen in the dermatology department. If a hard lump can be felt in the saber process and the patient has symptoms of pain and discomfort, he or she should go to the appropriate department in time to avoid delaying the condition.