ephelides – MySymptom

Lentigo and Freckles: Causes, Symptoms, and Treatment

1. Introduction and Core Definition Lentigines and freckles are incredibly common, benign pigmented lesions that appear on the human skin. While they may appear visually similar to the untrained eye, presenting as flat, brown, or tan spots, they represent two fundamentally distinct biological processes governed by different cellular mechanisms. Accurately distinguishing between a lentigo and … Read more

Why do my face freckles completely fade away during the dark cold winter months?

1. Introduction Face freckles fade completely during the dark winter months because they are entirely dependent on continuous exposure to ultraviolet radiation to maintain their pigment. Without the stimulating effect of summer sunlight, the melanocytes in these specific areas stop overproducing melanin, and the existing pigment naturally degrades as the skin cells undergo their standard … Read more