CNET News Video: Kerchoo: Use your smartphone to sniff out allergens
CNET News Video: Kerchoo: Use your smartphone to sniff out allergens1:03 /
As we welcome spring flowers and blooming trees, some of us also say hello to itchy eyes, runny noses, and a persistent cough. But instead of just reaching for tissue, seasonal allergy sufferers can reach for their phones loaded with these handy allergy tracking apps. CNET's Kara Tsuboi reports in this Tech Minute.