Do we really know who are left behind and who are at risk of being left behind?

There is enough evidence to show the importance of the first 1000 days of life for child survival and development, and the next 8000 days for a child to reach adulthood. Yet discrimination, place of residence, socio-economic status, and inequalities within and between countries contribute to earlier mortality and significant morbidities for mothers and their children, particularly in settings with limited resources. Therefore, many children and adolescents and their families were left behind. JHGD has been raising public health issues related to inequalities and right to health. In this issue, articles generate debate around human dignity and health disparities. Several articles discuss a verity of health issues particularly in Amazon and Northeast region. School health was also discussed in this issue. Three studies were conducted in schools in Rio Grande do Sul, Brazil. Research indicate that many children and adolescents are left behind. We are missing many opportunities to bridge the gap of inequality. Actions need to be taken now to make sure no one is left behind.