This document discusses health equity and the social determinants of health. It notes that over the past century, life expectancy increased by about 30 years for European children but only 4 months for African children between 1970 and 2000. It states that the most important factor in leading a healthy long life is social position, not access to healthcare. The causes and solutions to health inequality lie in the interdependence of necessities like food, education and work, and interconnected policy solutions.