Complex jobs might help maintain brain fitness in aging
Regardless of IQ, people who work at complex jobs have a slightly higher chance of being better thinkers as they age, a recent study suggests.
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Doctors in Houston have decided to keep former U.S. President George H.W. Bush in the hospital for a fourth night since his bout with shortness of breath, though his condition has improved and he "remains in high spirits," his spokesman said on Friday.
North Korea accused the United States on Saturday of being responsible for Internet outages it experienced in recent days amid a confrontation between them over the hacking of the film studio Sony Pictures.
President Nicolas Maduro named powerful Foreign Minister Rafael Ramirez to a new post as envoy to the United Nations on Friday, saying the appointment would strengthen Venezuela's voice on the world body's Security Council from Jan. 1.
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