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.
Another debilitating complication of shingles is known as postherpetic neuralgia. In postherpetic neuralgia, the pain of shingles persists even after the rash has healed. The diagnosis is made when pain lasts for over 30 days after an outbreak. This pain can last for weeks, months, or even years.