People are reticent to give a newborn the hepatitis B vaccine and often delay it.

Physicians who care for adults generally don't think about vaccines as much as pediatricians do, and adults think of vaccines as a kid thing.

Vaccines are not traditionally big money makers. They're given once or a few times in one's life, so they're never going to be blockbusters.

What really reinvigorated vaccines was Prevnar, the pneumococcal vaccine that prevents against meningitis and ear infections. Here was the first vaccine to cross the billion-dollar mark.

Your child can die from chickenpox.

If you've had a cough that lasted weeks, a cough that just doesn't seem to go away, chances are it was pertussis.

The flu can definitely set you up for bacterial pneumonias.