Potatoes are one of the most common and important food sources on the planet, and they contain a wealth of health benefits that make them all the more essential as a staple dietary item for much of the worldâs population.
1 This condition is known as postherpetic neuralgia, and it occurs when damaged nerve fibers send confused and exaggerated messages of pain from your skin to your brain.  Vision loss. Shingles in or around an eye (ophthalmic shingles) can cause painful eye infections that may result in vision loss.
Rash. After a few days of the above symptoms, a red rash appears where there was itching or tingling, usually on one side of the body. Blisters can form and crust over, although not everyone with shingles develops such a severe rash. Length. A shingles rash can last anywhere from 1 to 14 days, although the blisters can take longer to heal. Treatment Shingles can't be cured, but antiviral medications and steroids can shorten its duration.