Gray nails are a kind of lesion caused by fungal infection, although it is not life-threatening, but it affects the aesthetic appearance, and it is repeated for a long time. If it is in the hands of the treatment is relatively simple, in the feet of gray nails on some of the trouble, in the treatment of the shoes and socks to be diligent to cut off the path of transmission of the fungus can be cured. Having said that, some people ask, "Is there any affordable and effective way to treat gray nails?" The answer is yes. In fact, gray nails are nothing to be afraid of, we can also be cured at home. The specific method is to use 250 sandpaper to polish the diseased part of the diseased nail, (pay attention not to grind out blood for the benefit of) and then use the daily use of 5 ° edible vinegar essence soak the diseased nail, the time can be controlled by yourself, two minutes at a time, two times a day soak. When you feel pain in the part soaked by vinegar essence, you have to stop, and after the pain disappears, you can continue, but you have to reduce the number of times accordingly. Generally 3-4 days after the soaked part will begin to fall off, and then pay attention to observation, if found repeated, to continue to polish, soak, need patience, but also need time, to believe that the vinegar essence is able to kill the fungus. There is no need to buy this is a kind of medicine, that kind of medicine cost a lot of money, the effect is the same.