Allergies are often considered to be the result of bad stock during childhood or even before birth. Yet, "anyone can develop a new allergy at any time in their lives," explains allergenologist Kelly Colas.
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"Immune system confusion": how allergies can develop later in life
Allergies are often considered to be the result of bad stock during childhood or even before birth. Yet, "anyone can develop a new allergy at any time in their lives," explains allergenologist Kelly Colas.
