If the patient is talking about the transition between the nail and the finger gap, then this condition is normal. It may also be due to a lack of nutrition, which causes a reduction in the substances that make the nail grow, causing a state of poor growth. It can also be caused by the patient’s regular anemia. Generally is not the cause of any disease, so patients need to timely adjust the body, pay attention to diet, supplement nutrition, to prevent the lack of certain substances caused by the occurrence of other diseases. Usually also need to pay attention to the care of nails, do not leave the nails too long, cut nails diligently.