UV radiation causes skin cancer. Yes, UV radiation from tanning beds can cause damage, as well. Such a large topic, so let’s sum it up quickly.
Wear sunscreen. It is never too late to decrease the risks of skin cancer. Summer or winter, UV radiation is bad for the skin.
“Nothing can completely undo sun damage, although the skin can somewhat repair itself, especially with on-going sun protection. So, it’s never too late to begin protecting yourself from the sun.” www.webmd.com