The college experience is a whirlwind of late nights, crowded dorms and shared spaces -- a perfect storm for germs. Getting sick can get in the way of work and play and could hurt academic performance. And with students living in close quarters, upper respiratory infections, mononucleosis and even bacterial meningitis tend to spread rapidly. To keep students healthy, medical experts offering guidance in U.S. News & World Report recommend focusing on personal hygiene, proper rest and smart