2. Gold in the form of gold sodium thiosulfate ... read more
According to a recent take course in at the Mayo Clinic, the top 10 likely skin allergens are: ... read more
There is a imperative genetic component to being affected, a condition called atopy. Though, allergies can be formulated up over time with repeated or prolonged exposure. ""

An allergy is the result of an overreaction by the body's immune formula in the presence of an allergen. Conversely how does that profession, exactly? Knowing that helps one understand what's happening when you suffer that runny nose, itchy rash or stomach upset. The definition of allergy derives from a immense body of facts. It is a hypersensitive reaction to allergens that good an allergic reaction. But that definition is circular. What is an allergen? What's an allergic reaction? Let's flesh it out.
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