Skin Problems

What Causes Post-inflammatory Hyperpigmentation on Dark skin

/ June 7th, 2021 / No Comments

In post-inflammatory hyperpigmentation, the skin becomes darker in areas of previous injury or skin condition due to an increase in the pigment (melanin) that remains during the healing process. Sometimes darkening can also be due to the iron pigment that remains when old red blood cells die. Acne is not only a common cause of all kinds of skin injuries (scratches, cuts, burns, insect bites, chronic rubbing) but also many...