But at any age, periodic, unprotected and especially prolonged exposure to sunlight can get a melanoma started in Caucasians and other light-skinned people.

The literature explained that close physical contact, especially unprotected exposure to an infected person's body fluids, caused most new infections.

Workers with unprotected exposure developing such symptoms should not report for duty, but should stay home and report symptoms to the appropriate facility point of contact immediately.

Both conditions are caused by unprotected exposure to the highly-concentrated ultraviolet and infrared rays emitted by the welding arc.

Certain factors increase the risk of developing cataracts, including unprotected exposure to sunlight, smoking, drinking alcohol, diabetes and prolonged use of steroids.

This blurring of vision could be linked to photokeratitis (snow blindness) - the result of unprotected exposure to ultraviolet (UV) radiation.

Jan. 29, 2007 - It just may be that brief periods of unprotected exposure to the sun are actually good for your skin.

Unscientific stretching of the canvas on which the paintings were drawn was one of the major problems noticed including unprotected exposure to dust, heat and light.

We have thousands of people who were down there with unprotected exposures.

His previous unprotected exposure to the time field in "Babylon Squared" is causing him to age rapidly as he approaches his native time.