I agree with @mick . We over-sanitze to get rid of germs to the point where our next generation can't build a natural immunity against them. Here is an article about something as simple as washing our dishes. Helicopter parenting from us and the government mandating flu shots to health workers is only making the human race weaker.
http://www.cbsnews.com/news/hand-wash-dinner-plates-to-protect-kids-from-allergies/
http://www.cbsnews.com/news/hand-wash-dinner-plates-to-protect-kids-from-allergies/