Springtime has arrived in full bloom here in Portland! With beautiful sprays of colors and aromas, the wonderful arrays of blossoming trees, and the multiplicity of flowers peek bravely from the landscape to greet the sun. Unfortunately, this season arrives with a variety of pollens, dust and other foreign substances that brings suffering to many of us, instead of the sublime enjoyment that the season should usher in. Why are some of us cursed with seasonal allergies? Why is