Everything You Need to Know About Oily Skin
A clear guide to breakouts, blackheads, and clogged pores. Learn what causes them, why they form, and how to manage them effectively on oily and acne-prone skin.
Medically reviewed • Updated March 2026 • Evidence-based skincare Lifestyle habits that cause acne—such as diet, stress, and sleep—affect breakouts by increasing oil production, inflammation, and pore congestion. High-glycemic foods raise insulin levels, stress increases cortisol, and poor sleep slows…
Medically reviewed • Updated March 2026 • Evidence-based skincare Many people believe acne happens simply because their skin produces too much oil. It’s a common assumption — if the face looks shiny, the oil must be causing the breakouts. But…
Skin oil, or sebum, turns black through a chemical process called sebum oxidation. When excess oil inside a pore is exposed to oxygen in the air, it undergoes a reaction—similar to a sliced apple turning brown—that hardens the oil and…
الرؤوس السوداء مقابل الخيوط الدهنية — ما الفرق الحقيقي بينهما؟ تعرّفي على كيفية التمييز بين كلٍّ منهما وطريقة العناية بالبشرة الدهنية والمعرّضة لحبّ الشباب دون الإضرار بالمسام.
If you have oily skin, you likely struggle with those stubborn black dots on your nose. Blackheads are a form of non-inflammatory acne that appear when pores become clogged with oil and oxidize upon exposure to air. While common on…