Giant-cell arteritis can cause blindness. Headaches and visual impairment could be symptoms of an inflammation of the arteries. It can even cause an "eye stroke", which often causes permanent blindness. How can these problems be prevented?
The longtime face of radical Islam has died at 78 while serving a life sentence on conspiracy charges. Abdel-Rahman was an associate of Osama bin Laden and linked to numerous violent attacks around the world.
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