Dr. Amber Hincks, LAc March 14, 2020 Immune System, Portland, Mental Health, Exercise Hikes! Stay Healthy, Stay Sane. Dr. Amber Hincks, LAc March 14, 2020 Immune System, Portland, Mental Health, Exercise Healthy lungs are those that experience exertion, deep breaths helping to circulate body fluids and nutrients along with the breath itself.