You eat right, exercise often and try to stay healthy. But could the air quality where you live be working against you? Does what you breathe take years off your life?

An estimated 30 percent of Americans take care of their health using something other than Western medicine. This alternative care includes taking vitamins and supplements to receiving massage and acupuncture.

Air pollution has been linked to an increased risk of lung cancer as well as several other lung conditions. This is one reason why government agencies set standards for air quality levels.

Some research has suggested that there may be a relationship between high soy consumption and a lower prostate cancer risk. New research put this to the test in a clinical trial.