Skin cancer is the most common form of cancer in the U.S., but it's also one of the most preventable.
Dermatologists recommend an annual checkup and using sunscreen every day.
People with fair complexions and those who have lots of moles are most at risk. Other risk factors include family history and a tendency to burn.
People who spend a lot of time in the sun should be most careful.
"We get a lot of golfers, state troopers, people who work outside. They're just exposed to the elements a lot more and they're at a higher risk," said Dr. Daniel Ladd at Tru-skin dermatology.
Doctors recommend keeping in mind the ABCDEs -- watching for changes with asymmetry, border, color and diameter as well as overall evolving changes.
If you have concerns about a spot on your skin, plan to have it check by a doctor as soon as possible.