Why is hair in the ears necessary for good sound reception?
First we hear of this. Microbiology and Immunology Q: When you get sick with a virus, how important is rest and how (why) is it helpful? Would we all be better off if people stayed home for a day or two when really sick vs. coming to work/school and “sharing?” A: Yes, I think you are right. There is even a new word: presenteeism to describe people who go to work sick (a peculiarly USA problem, apparently; we all seem to work too hard.) If nature has made us feel like we want to stay in bed when we’re ill, there is probably a really good reason for it. Stay home, drink plenty of fluids, take a couple of aspirin, and call me in the morning. Q: 30+ years ago, I was vaccinated for yellow fever, typhoid fever and other nasty stuff — does my body still have the antibodies for these diseases? A: It might. We are finding that about a quarter of people who were vaccinated for smallpox 25+ years ago are still fully immune, and the rest would get it back very quickly with a booster shot. Still,
