Does Sunscreen Provide 100% UV Protection? Here's What You Need to Know
Learn why sunscreen can't guarantee 100% UV protection and how to use it effectively for the best results.
525 views
Sunscreen does not protect you 100%. While effective in reducing UV exposure, no sunscreen can block all UV rays. Apply broad-spectrum sunscreen with at least SPF 30 and reapply every two hours, especially after swimming or sweating, for optimal protection.
FAQs & Answers
- How often should I reapply sunscreen? Reapply sunscreen every two hours, or immediately after swimming or sweating, for optimal protection.
- What does SPF stand for? SPF stands for Sun Protection Factor, indicating the level of protection a sunscreen provides against UV rays.
- Do I need sunscreen on cloudy days? Yes, UV rays can penetrate clouds, so it's vital to wear sunscreen even on overcast days.
- What is broad-spectrum sunscreen? Broad-spectrum sunscreen protects against both UVA and UVB rays, making it essential for comprehensive sun protection.