One would think that a vaccine should protect us and our children, but lately the thought of being vaccinated seems a more scary concept than ever before. Nowadays they might add something to the vaccine to make the immune system way overreact, thereby needing to give the person less of the expensive vaccine. It's a money-saving thing at the expense of our health, unfortunately. The problem with this tactic is that it makes people susceptible to acquiring autoimmune diseases, such as rheumatoid arthritis or multiple sclerosis, for instance. Here is the full article by Dr. Mercola (yep, he occasionally has some really good articles, even although I don't agree with some of them wholeheartedly): The Swine Flu Vaccines Dirty Little Secret Exposed