Tag Archives | Sunscreen

What about Nanoparticles in Sun Screen?

The recent post on sunscreen generated several e-mails that are worth sharing here. One reader worried that many sunscreens rely on nanotechnology, which manipulates particles that are smaller than 100 nanometers (nm); for comparison, a human hair is about 80,000 nm in diameter. Some research indicates that nanoparticles of titanium dioxide, which makes it easier […]

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Is Your Sunscreen Giving You a False Sense of Security?

If it’s not protecting you from UVA, the sun rays linked to skin cancer and immune system problems, it could be. According to the latest analysis from scientists at Environmental Working Group (EWG), only 16% of sunscreen products  are both safe and effective (i.e., they’ll protect you from sunburn and skin cancer, remain stable in […]

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