Dr Hemamalini Rajinikanth | Clinical Cosmetologist on Instagram: "Let’s crack Hyperpigmentation Causes ! These are the most common reasons pigmentation develops: • Sun exposure: The number one cause. UV triggers melanin as a protective response. • Inflammation: Acne, burns, waxing, lasers, or even harsh skincare can leave dark marks. • Hormonal changes: Pregnancy, PCOS, thyroid imbalance, and oral contraceptives can trigger melasma. • Improper skincare use: Over-exfoliation, wrong actives, and D