Original sentence: On this last point it is important to note that excessive sunlight exposure has been linked to all types of skin cancer, which are caused by the ultraviolet part of radiation contained in sunlight and sunlamps.Sunburns are mild to severe inflammation effects to the skin and can be avoided by using a proper sunscreen cream or lotion or by gradually building up melanocytes over days and weeks of increasing exposure
Edited sentence: On this last point it is important to note that rather than indicating health, sun tans and excessive sunlight exposure have been linked to all types of skin cancer, which are caused by the ultraviolet part of radiation contained in sunlight and sunlamps.Sunburns are mild to severe inflammation effects to the skin and must be avoided by using a proper sunscreen cream or lotion