This course on Understanding Health and Illness NS40049X covers the social determinants and inequalities in health, factors that influence health positively and negatively, internal and external factors that may affect health, and more. It discusses how social and economic status, environment factors, education, unemployment, and healthcare affect health. It also covers the impact of stress, adversity, coping mechanisms, locus of control, resilience, and self-regulation on health. The course includes references from various books and journals.