Cancer : In rare cases, this condition can be a paraneoplastic syndrome, meaning it is associated with an internal malignancy, such as stomach, liver, or colon cancer
More to the point, the outlined typical features of various conditions associated with labial, oral, and nail pigmentation are conducive to facilitate differential diagnosis, promote early recognition of underlying diseases, and prevent unnecessary testing
Hu L, Hofmann J, Jaffe RB
See what research suggests in the Concerns and Cautions section of our article about beetroot juice and supplements
Melatonin supplementation (3 mg/day) has been shown to improve objective and subjective sleep quality, increase 6-sulfatoxymelatonin levels, and enhance total antioxidant capacity in FM patients, suggesting dual chronobiotic and antioxidant benefits (31)
Pregabalin, for neuropathic pain, significantly decreased cramp frequency versus placebo, though pain intensity during sleep remained unaffected