Good reads. Sunny days.
Practical reads to help you choose, apply and understand sunscreen.
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Does the Sun Burn the Same Year-Round? A Season-by-Season UV Guide Read article →
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Sunscreen Pills Promised to Replace SPF. The FDA Says They Can't.
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'Water Resistant' Isn't 'Waterproof': What the 40 and 80 Minute Labels Mean
Latest blog posts
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Global Japan's Hottest Summer Ever in 2025 — and a New 41.8°C National Record Japan just shattered its heat records, and more days of extreme UV is exactly why high-PA+++ Japanese sunscreens and diligent reapplication matter. Read article →
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Filter chemistry TPO Banned From September 2025: The UV Gel-Nail Chemical the EU Swept Out Not every 'UV' product is sunscreen — the EU's September 2025 TPO ban targeted the UV-cured gel manicures sitting right next to your SPF. Read article →
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Seasonal Why Korea's Record 2025 Summer Explains K-Beauty's SPF Obsession Korea's summers keep getting hotter and longer — and that's the backstory to why Korean sunscreen culture is built around easy, all-day reapplication. Read article →
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Global South Korea's Hottest Summer Since 1973: 28 Heatwave Days in 2025 A record-breaking Korean summer means more high-UV days — and a stronger case for the lightweight, reapply-friendly SPF that K-beauty built its reputation on. Read article →
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Skin cancer Why Men Die From Melanoma More Often — and How to Flip the Odds Melanoma is one of the few cancers that kills men more often than women — here's why, and the simple habits that change that. Read article →
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UV science The Fitzpatrick Skin Type Scale: Finding Your Type and Sun Sensitivity Find your Fitzpatrick skin type and you can calibrate sun-protection habits to how your skin actually responds to UV. Read article →
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Sensitive skin Sunscreen With Eczema: Why Fragrance-Free Mineral Formulas Reduce Flares Eczema-prone skin needs sun protection too; here is how to choose an SPF that shields you from UV without triggering a flare. Read article →
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Formulation A 2025 Study Scores White Cast: How Much Zinc Before Mineral SPF Looks Ashy A 2025 PLoS One study built the first standardized white-cast scale, giving you a concrete zinc-oxide percentage rule for picking a mineral SPF that won't leave you ashy. Read article →
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Seasonal UVA vs. UVB: The Two Rays That Behave Completely Differently Understand the two main types of UV and every sunscreen label and UV-index forecast suddenly makes sense. Read article →
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Makeup + SPF The Tinted-Sunscreen Boom Is Real, But Brands Won't Tell You the Iron-Oxide Dose Tinted SPF is having a moment, but NPR flags a transparency gap: you often can't find out how much protective pigment is in the bottle. Read article →
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Formulation Why Tinted Sunscreen Is the Hidden Upgrade for Hyperpigmentation Tinted sunscreens do something clear formulas can't, and an NPR report explains why that matters most for melasma and hyperpigmentation-prone skin. Read article →
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Global TGA Recalls Ultra Violette Lean Screen: SPF 50+ That Tested as Low as 4 A cult-favourite 'invisible' zinc sunscreen got pulled in Australia in 2025, proof that an elegant, viral formula is worthless if the SPF doesn't hold up in the lab. Read article →
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Trends 'Tanmaxxing' and the Gen Z Tanning Bed Comeback Dermatologists Fear Romanticized tanning content is surging again on TikTok; here are the hard melanoma numbers behind why dermatologists are alarmed. Read article →
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Application SPF Doesn't Stack: Why 30 + 30 Isn't 60 Layering an SPF 30 moisturizer under SPF 30 makeup doesn't get you to SPF 60, and assuming it does can leave you under-protected. Read article →
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Kids & family SUNucate Expands: Tax-Free Sunscreen and Sunglasses at School The bill that lets kids use sunscreen at school just got an upgrade; if it reaches your state, SPF could get cheaper and sunglasses could count as official sun protection. Read article →
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Trends Influencers Aren't Dermatologists: Spotting Skin-Health Misinformation Social influencers aren't dermatologists; here is how to spot skin-health misinformation and what the actual evidence says about UV and skin cancer. Read article →
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Makeup + SPF The Ultra Violette Lean Screen Recall: SPF 50+ That Tested as Low as 4 A buzzy makeup-grade 'skinscreen' tested as low as SPF 4 in some labs, a cautionary tale for anyone treating hybrid SPF-makeup as their only sun protection. Read article →
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Trends 16 Million Americans Cut Back on Sunscreen Over Online Myths Misinformation has a body count of behavior change: AAD data shows millions are using less sunscreen because of what they read online. Read article →
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Trends Why Dermatologists Sounded the Alarm on TikTok's Sunscreen Myths Your feed may be telling you to ditch SPF; here is why dermatologists called that advice dangerous in August 2025 and where the myths started. Read article →
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Trends America's Top Dermatologist on the Anti-Sunscreen Movement If your feed insists sunscreen is a scam, here is what the president of the American Academy of Dermatology actually says about UV and skin cancer. Read article →
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Reef-safe Why 'Reef Friendly' Isn't Regulated, and How 2025 Courts Treat It There's no legal definition of 'reef safe,' so the only real protection you have is reading the ingredient list yourself. Read article →