Are you unsure what SPF means on your sunscreen? Dr Sudhvani, the Best Dermatologist in Telangana, explains it in simple words. SPF shows how long your skin is protected from UVB rays that cause sunburn. But only “broad‑spectrum” shields you from deeper UVA damage too. Choose at least SPF 30, and pick gel for oily skin or cream for dry skin. Use two finger‑lengths of product on f... https://srihskinclinic.com/