7 Common Triggers of PIH: From Acne to Eczema
7 Common Triggers of PIH: From Acne to Eczema Key Takeaways: PIH is caused by excess melanin production after skin inflammation or injury. PIH is more persistent in medium to dark skin tones. Prevention focuses on gentle skincare, sun protection, and avoiding skin trauma. Treatments include topical brighteners, chemical peels,…