Are allergies a sign of a strong immune system?

Related questions

1. Why is Tylenol so bad for you?
2. How bad is Tylenol for your liver?
3. What is the generic name for Tylenol?
4. Are generic drugs less effective?
5. Does Tylenol affect blood pressure?
6. Which is better Zyrtec or Claritin?
7. Why are coughs worse at night?
8. Do they have paracetamol in America?
9. Is paracetamol banned in America?
10. In which country is Vicks banned?

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23. #rather