If you’ve been diagnosed with diabetes for a while now, you probably know of the issues that may arise as a result of increased blood sugar. Your doctor probably already told you about eyesight problems, neuropathy, non-healing wounds, and of course, diabetic foot. Many people are particularly concerned about the last one, since a severe case of diabetic foot can lead to amputation. For this reason, patients need to watch out for signs that a problem is emerging. An example of these signs is diabetic toenails. Here’s what you need to know about them.