Want to learn more about what you can do to educate yourself and your community about skin cancer? Check this out Need instructions on how to apply sunscreen? Watch this video Children are particularly at risk from the sun's potential harmful rays. Here's more information about that.If you've ever been sunburned and you didn't know what to do, check this out The truck driver referred to in the lesson can be seen here. The condition is called unilateral dermatoheliosis.