" As the blissful fragrance of the new season fills the air, the grass turns bright green and birds sing their cheerful tune, most of us will opt outside to reap the benefits of beautiful weather. However, for more than 50 million allergy sufferers in the U.S., seasonal triggers can put a real damper on the blossoms of spring. With everything on the market today, from over-the-counter tablets to doctor prescribed nasal sprays, choosing the ...