A few months http://xhamsters.in.net/sitemaps/102.html prnhubo You would think that if there were one time you'd feel naturally alert and energized, it would be after 8 hours of resting and recharging. Instead, your mind is mush. Why? Blame a phenomenon called "sleep inertia." When you first awaken, the parts of your brain associated with consciousness—the thalamus and brain stem—begin firing right away. But the prefrontal cortex, which handles problem solving and complex thought, is like a cold engine—it needs time to warm up. |