melanotic macule on lip Does anyone know what this black mark my is? Started last August so it's I've had it nearly a year, was living in Spain at the time for 6 months how to get rid of

It is uncommon for most people to be B12 deficient, but the elderly, vegetarians and those infected with HIV are most at risk

The pathophysiological mechanism of hair loss induced by psychological stress may be associated with the upregulation of corticotropin-releasing hormone receptor (CRHR), adrenocorticotropin (ACTH), and acetylcholine (ACh) in the skin, which regulate immunity, promote cytokine secretion, and lead to the collapse of HF-IP (5658)

10.1021/jm010519l 3 AlbaniM.FassiE

Semaglutide Dosing Reference Standard semaglutide titration starts at 0.25mg weekly and increases every 4 weeks

Howell RA, Wang S, Khambete M, Mcdonald DM, Spiegel DA (2024) Bifunctional molecules that induce both targeted degradation and transcytosis of extracellular proteins in brain cells