“Sunscreen causes cancer” trended on social media again this summer. Does sunscreen cause cancer? The claim has two legs, and both rest on things that actually happened. Sunscreen filters really are absorbed into the bloodstream; regulators confirmed it. Skin cancer rates really did climb through decades of rising sunscreen use; cancer registries record it. What…
Three days at the beach. Sunscreen on before breakfast, reapplied like a chore you actually did, and the strap mark on your shoulder says the tan happened anyway. The internet splits into two camps about this, and both camps are wrong. One says the bottle failed you. The other says a tan you picked up…
Affiliate links below, but they cost you nothing extra. We only point you to what the ingredient lists actually back up. One number does all the work in every article about flying and your skin. It’s 56.6 minutes, and it comes from a real research letter in a real journal, so it gets quoted forever:…
Affiliate links below, but they cost you nothing extra. We only point you to what the ingredient lists actually back up. It’s the night before a camping trip and there are two bottles on the counter. One is your sunscreen. The other is bug spray. Tomorrow they’re both going on the same arm, and you…
Affiliate links below, but they cost you nothing extra. We only point you to what the labels and the science actually back up. You’re packing for vacation, and the sunscreen part feels easy: grab whatever tube is in your bathroom and throw it in the bag. Here’s the problem. A beach, a mountain trail, and…