Cleaning the house may trigger asthma symptoms, a new study suggests. During a 12-week study, researchers found that asthmatics experienced a significant amount of respiratory symptoms after housecleaning when compared to patients who didn’t have asthma. Experts say the reason for the increased symptoms may be exposure to cleaning products, as well as exposure to household dust and other allergens. The study’s authors also point out that even non-asthmatic women showed signs of mild...