Allergies can cost you -- and the price can be more than money, itchy eyes, a runny nose and general discomfort. They can cost you productive hours at work, sunny days outdoors or even a household pet.
But for some, allergies can go beyond the normal range of discomfort, with serious consequences.
They cost Ray Sanders much more than he expected: vision in his left eye.
Sanders, 17, had been troubled by allergic symptoms for the past year. These symptoms escalated until about a month ago,...Full Story