Efficacy of Fish Oil or Olive Oil Supplementation on the Health Effects of Ozone Exposure in Healthy Young Subjects

After the four-week supplementation period, each subject will be blindly exposed on consecutive days to filtered air for 2 hours and to 0.3 ppm ozone for 2 hours, while undergoing intermittent moderate exercise (minute ventilation of 20 L/min/m²).

3 (1-gram) soft-gels daily Commercially available, enteric-coated, soft-gels formulated to deliver \>60% eicosapentaenoic/docosahexaenoic acids (EPA/DHA)

3 soft-gels daily Commercially available soft-gels containing 1 gram of USDA organic certified, cold pressed, extra virgin, olive oil