Dr. William H. Foege states, “vaccines are the tugboats of preventive health.” What do you think Foege meant by this metaphor?

Based on what you learned about the science of vaccinations, why do you think some people value and accept them while others fear an resist them?

Syllable added to a root word to change its meaning : affixan independent word--example run,walk,book : free morphemeaffix that gives grammatical meaning such as tense or number : inflectiona word part that must attach to a word in order to be usable : bound morphemedegree of comparison formed by adding -er or more to an adjective : comparativedegree of comparison formed by adding -est or most to an adjective : superlativeaffix added to the beginning of a word : prefixaffix added to the end of a word : suffixroot word of lovable : lovetwo roots used together to form one word : combining form