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.
Complications. Shingles can sometimes lead to complications, such as postherpetic neuralgia. This is where severe nerve pain lasts for several months or more after the rash has gone. Complications such as this are usually in elderly people who have had the condition and those with a weakened immune system.