October 30, 2013
Consider yourself warned: This fall allergy season probably will be pretty miserable, for reasons out of your immediate control. Climate changes, warmer overall temps and increased carbon dioxide concentrations can cause ragweed — the No. 1 culprit of autumn allergies — to grow faster, produce more pollen and bloom longer, meaning more days of sniffling, sneezing and itchy eyes. Mold could get your allergies going, too; so might dust mites. Here’s a closer look at these common fall triggers, plus tips to help ease symptoms.