Immunization (p. 498 in your text) Internet Activity 17-1 Vaccine-Preventable Diseases Allergy: The Body's Defense System Gone Haywire (p. 498 in your text) Internet Activity 17-2 Pollen Counts and Allergies(WW) Look up the current pollen counts and yearly pollen patterns for your area,
and determine if you have related allergy symptoms.
Emerging Infectious Diseases (p. 513 in your text) Internet Activity 17-3 Emerging Infectious Diseases(WW) Search for information about an emerging infectious disease--causes, transmission,
and prevention. (WW) indicates an activity that is also found in the Wellness Worksheets.
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