Summary: The warm summer months draw lots of people outside for exercise. But unhealthy air—especially ozone—can be a concern in the afternoon. On today's <i>Health Minute</i>, <a href="http://healthcare.utah.edu/fad/mddetail.php?physicianID=u0062453">Dr. Jeffrey Cline</a> explains why you should take into account the air quality when planning your exercise for the day.
