Finally: This Is the Real Difference Between Sunscreen and Sunblock
Browsing through the sun protection section of your local pharmacy or skimming through product descriptions of the best sunscreens online can leave you looking for a dictionary. The terms seem endless: sunblock, sunscreen, broad-spectrum, water-resistant. The goal of all of these formulas is to keep our skin safe from harmful UVA and UVB rays that can cause damage. Even so, it’s important to know what you’re buying and what you need. Here, dermatologists explain the sunscreen vs. sunblock difference—and why it matters.