If you live in Florida, sun protection isn't just a summer concern — it's a year-round necessity. The Sunshine State receives intense UV radiation every month of the year, and cumulative sun damage is the leading cause of skin cancer and premature aging.
Choose the Right Sunscreen
Not all sunscreens are created equal. Here's what to look for:
SPF 30 or higher. SPF 30 blocks about 97% of UVB rays. Higher SPF offers marginally more protection but nothing is 100%.
Broad-spectrum protection. Look for "broad spectrum" on the label — this means the sunscreen blocks both UVA and UVB rays. UVA rays penetrate deeper into the skin and are primarily responsible for aging and melanoma.
Water resistance. If you're swimming or sweating, choose a water-resistant formula and reapply every 40–80 minutes (check the label).
Mineral vs. chemical. Mineral sunscreens (zinc oxide, titanium dioxide) sit on top of the skin and physically block UV rays. Chemical sunscreens absorb UV radiation and convert it to heat. Both work — choose based on your skin type and preference.
Apply More Than You Think
Most people apply far less sunscreen than needed. For full-body coverage, adults should use about one ounce (a shot glass full). Apply 15–30 minutes before sun exposure and reapply every two hours.
Don't forget: ears, the back of the neck, tops of feet, and your scalp (or use a hat).
Beyond Sunscreen
Sunscreen is important, but it's one layer of protection:
- Wear UPF clothing when spending extended time outdoors
- Seek shade between 10am and 4pm when UV radiation is strongest
- Wear a wide-brim hat — a brim of at least 3 inches shades your face, ears, and neck
- Wear UV-blocking sunglasses to protect the skin around your eyes
- Avoid tanning beds entirely — they emit intense UV radiation and dramatically increase your risk of melanoma
The Myth of the "Base Tan"
Some people believe getting a base tan before vacation protects them from burning. It doesn't. A base tan provides roughly SPF 3 of protection — far below what any dermatology professional would recommend. Any tan is a sign of skin damage.
Get Checked Annually
Even with good sun protection habits, annual skin exams remain essential. Many skin cancers develop in areas that are hard to see yourself. A dermatology professional can identify suspicious spots early — when treatment is most effective and least invasive.
Ready for a Skin Exam?
Education is the first step. Schedule your annual skin cancer screening with a OnSpot dermatology professional — in your community or at one of our offices.
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