FICTION |
FACTS |
A sun tan is healthy |
A tan results from your body defending itself against further damage frum UV. |
A tan prodects you from the sun |
A dark tan on a white skin offers an SPF of about 4. |
You can't get a surnburn on a cloudy day. |
Up to 80% of solar UV can penetrate light cloud. Haze in the atmosphere can increase UV exposure well above normal. |
You can't get surnburn while in the water. |
Water offers minimal protection from UV, and reflections from water can enhance your UV exposure |
Sunscreens protect me so I can sunbathe much longer. |
Sunscreens are not intended to increase sun exposure. The protection they afford depends critically on their application. |
If I take regular breaks during sunbathing I won't get sun burnt. |
Sunburning exposure is cumulative during the day. |
If I don't feel hot rays of the sun I won't get sunburn |
Sunburn is caused by UV and not by the sun's visible and infrared radiation. |
From: Global Solar UV Index, WHO, ICNIRP-1/95