Before you step outside on a sunny day for a run, think about taking precautions for your health. Sure, you stretched, but did you check the day's ozone level?

The summer of 2011 is one for the record books. This hottest and driest summer in recent memory has led to many forest and home fires. These fires can lead to more asthma attacks and worsen respiratory conditions in those most sensitive in the population.

It sounds so exotic; celiac disease. Why is this mysterious disease affecting almost three million Americans?