Nails that are shrinking inward are usually the result of improper nail trimming. The flesh of the patient’s nails shrinking inward may be caused by trimming the nails too short during the process of trimming the nails, the method used is not scientific. If the nails are cut too short, the skin will be easily injured, and this is likely to happen. It is important to avoid cutting your nails too short to prevent this from happening. Nails that are getting inward are prone to swelling and pain in the affected area, which may lead to onychomycosis. Patients must wear loose and comfortable shoes, do not wear small shoes and do not walk too much to avoid aggravating the condition. Patients whose nails are shrinking more and more inward should actively seek medical treatment, according to the situation under the guidance of the physician’s interview, patients should not treat themselves.