Protect your newborn from whooping cough. Learn when to get the vaccine (optimal 28 weeks), safety data debunking myths, effectiveness stats (91% protection), and practical steps. Essential guide for evidence-based decisions.

Comprehensive guide on how often you need diphtheria tetanus pertussis vaccines. Learn CDC-recommended schedules for children and adults, pregnancy boosters, travel rules, and booster frequency for Tdap/DTaP vaccines.