For years, people have had some awareness of the risks associ- ated with direct sunlight exposure to the skin due to ultraviolet radiation.

Those were checked against the date they were surveyed, latitude and amount of sunlight exposure.

Their results showed that sunlight exposure and cod liver oil were the cure.

Patients with systemic lupus erythematosus experience skin symptoms after sunlight exposure; some types of porphyria are aggravated by sunlight.

Sphinx blennies inhabit shallow, rocky waters in the littoral zone, with sunlight exposure.