For Joyce Miller, a 57-year-old professor of library science in upstate New York, one sniff of scented laundry detergent can trigger an asthma attack. “I feel like someone is standing on my chest,” she says. “It’s almost like a choking feeling—pressure and choking. And then the coughing starts.

Source: http://www.motherjones.com/environment/2016/01/toxic-chemicals-fragrance-cosmetics-safety