Immunization...

It can't prevent a disease because it's not 100% effective. You can still catch the measles and such after being immunized. It can also harm your body Here's the ingredients of a vaccine http://www.vaclib.org/basic/vacingredient.htm DPT — diptheria bacterium, pertussis organisms, tetanus toxoid, sodium chloride, sodium hydroxide, formaldehyde, hydrochloric acid, aluminium and mercury. HiB — Hib saccarides cultured on cow's brains, crm protein, sodium chloride, aluminium hydroxide, mercury. POLIO — 3 types of live polio virus, magnesium chloride, amino acid, polysorbate 80, purified water, neomycin, sulphate, streptomycin, penicillin and monkey kidney cell cultures. MENINGITIS C — meningococcal group C oligosaccharide and corynebacterium, diphteriae crm protein (fails to disclose what vaccine is cultured on), aluminium phosphate, sodium chloride and water. MMR — live measles virus, live mumps virus, live rubella virus, chick embryo, human foetal cells, neomycin, sorbitol, gelatine. HEPATITIS B — Hepatitis B virus gene, aluminium hydroxide, mercury, formaldehyde. For the genetically engineered vaccine: aluminium hydrochloride, sodium chloride and mercury. INFLUENZA — Influenza virus, haemaglutinin and neuraminidase antigens A and B strains, gelatine, mercury, formaldehyde, sodium chloride, mashed chick embryos, neomycin.