The following link will take you to a long post on another site - but it is rich with theories and concepts that are worth considering.
It deconstructs why vaccination may not be the best strategy for life-long health. The current paradigm of frequent vaccination from birth is based on comparing a newborn's immune system to an adults and deciding it is defective because it is different. The need for repeated frequent exposure to a vaccine is necessary because a baby's immune system is not yet able to respond the way an adult's does. This is not bad or wrong and in fact is evidence of design.
For far more detail click here:
As always - you as a parent, or as an adult should determine what medical intervention (vaccination or otherwise) that you will accept or decline - and your freedom to do so should not be influenced by coercion or manipulation. I hope some day we return to an era of greater freedom where this is so.