Sneezing from cats or dust? Safe UV light may neutralize allergens in minutes

For people with allergies, even a brief whiff of the airborne allergens these organisms produce can lead to swollen eyes, itchy skin and impaired breathing.

Such allergens can persist indoors for months after the original source is gone, and repeated exposure can exacerbate, and even lead to, asthma.

What if you could just flip a switch and disable them? You can, according to new University of Colorado Boulder research.

“We have found that we can use a passive,…