10 Smoggiest U.S. Cities

4 in 10 Americans live with high amounts of smog, which can trigger asthma attacks and other problems. Is your town on the list?

View as a webpage Daily Thursday, May 14, 2015 10 Smoggiest U.S. Cities 4 in 10 Americans live with high amounts of smog, which can trigger asthma attacks and other problems. Is your town on the list? View Slideshow ›   • Sneaky Asthma Triggers   • Signs of an Asthma Attack   • How to Help Ease Your Child's Allergies   Free Allergy App Don't let allergies get the best of you. Put our best tips at your fingertips. Download Now › In the News • Healthy Eating May Help Slow Dementia • Are You 'Hardwired' to Quit Smoking? • Are Insomniacs More Sensitive to Pain? • Autism May Differ in Girls', Boys' Brains • FDA Ready to Lift Ban on Blood Donation by Gay Men From the WebMD Network • Making Sense of Cholesterol Levels • What Stool Color Changes Mean • Birth Control Options Explained ADVERTISEMENT   ADVERTISEMENT   Featured • Top 12 Concentration Killers • ADHD Meds: Take the Summer Off? • Growing Up With Autism • Q&A: Are All Sugars Created Equal? • The Hidden Danger of Chronic Pain Find more of WebMD: About This Email: You are signed up for this WebMD email as dr.samah.saied.ahmed@gmail.com. Don't miss a single email from WebMD -- add health@messages.webmd.com to your Address Book Unsubscribe WebMD Privacy Policy WebMD Office of Privacy | 1201 Peachtree Street, NE | 400 Colony Square, Suite 2100 | Atlanta, GA 30361 © 2015 WebMD, LLC. All rights reserved.