If you love sunbathing or make an effort to maintain a golden-bronze tan, you've unwittingly contributed to the aging of your skin. Sunbathing destroys the elastic fibres that keep skin looking firm and smooth. That leads to earlier wrinkles, blotches, freckles and discolourations. More importantly, sunburns contribute significantly to cancers of the skin Using tanning beds doesn't, as advertisements suggest, build up a "safe" base tan — it raises your risk for skin cancer and wrinkles. Here are some more tips on preventing excessive sun exposure.