Originally Posted by wehateporn

You have an opinion, that's fine, but it's a complex topic which requires much time and thought

Delay in diphtheria, pertussis, tetanus vaccination is associated with a reduced risk of childhood asthma.

http://www.ncbi.nlm.nih.gov/pubmed/18207561

"CONCLUSION:

We found a negative association between delay in administration of the first dose of whole-cell DPT immunization in childhood and the development of asthma; the association was greater with delays in all of the first 3 doses. The mechanism for this phenomenon requires further research"