Black spots under nails

Black spots inside nails, most cases are caused by trauma, fingernail parts bump, or by violent pressure impact, there will be nails under the performance of blood stasis so there are black plaques or black spots, touch when there will be slight pain, slowly will improve. If the patient does not work regularly, diet is not normal, then it may be caused by malnutrition, which requires timely supplementation of human nutrition, adjustment of life rules, appropriate exercise, and enhanced immune resistance. If the body has other inadaptability, it should go to the hospital for examination in time.