Pet allergies can range from mild to severe — from a nuisance to, occasionally, anaphylaxis. 

When all you've got is some itchiness and a runny nose, are you doomed to a life without a furry friend?

Norman and Tegan discuss the possibility of building up a tolerance to allergens.  

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References: 

• Dog ownership at three months of age is associated with protection against food allergy
• Sensitisation, asthma, and a modified Th2 response in children exposed to cat allergen
• Specific gut microbiome signatures and the associated pro-inflammatory functions are linked to paediatric allergy and acquisition of immune tolerance