Methylsulfonylmethane (MSM) is a sulfur-containing compound found in plants, animals, and humans. It can also be made in a lab into a dietary supplement, which is used widely in alternative medicine.

Morgellons disease causes black, white, red, or blue fibers to appear under the skin or protrude from it. People may also feel like something is crawling under their skin. The exact cause is unclear, ...

Imagine your body pocked by erupting sores. The sensation of little bugs crawling all over you. And worst of all, mysterious red and blue fibers sprouting from your skin. It may sound like a macabre ...

Morgellons disease causes black, white, red, or blue fibers to appear under the skin or protrude from it. People may also feel crawling, stinging, or biting sensations in their skin, joint pain, and ...