Participating countries are Britain, Denmark, Finland, Germany, Greece, Italy, Norway, Poland, Portugal and Spain. British asthma expert Peter Burney said the study would look at the effects of peak exertion as well as the polluted atmosphere in the Chinese capital, and look at the relationship between activity at the Olympics and previous health, and the outcome.

Just a few weeks from today we'll, no doubt, be on our way to getting answers to many of these concerns. For now, let's watch, cheer our teams on, and hope for not only victory, but good health and breath for every athlete.

For more information on asthma and sports, read my story about Jennifer, the college tennis player.

Also, be sure to check out HealthCentral's 2008 Olympic Headquarters!