A dark neck, often caused by hyperpigmentation, poor hygiene, or underlying health conditions like insulin resistance, can be a source of self-consciousness for many. While it's usually harmless, it ...

Acanthosis nigricans isn’t a skin disease per se, but a visible sign that the body’s metabolic machinery might need attention (Image: Pexels) Acanthosis nigricans, a condition marked by thick, velvety ...