The promotion of health literacy at a young age can protect, maintain and improve health across the life course. Yet to date, a sound data basis on adolescent health literacy as a requirement for the development of strategies to promote health literacy has not been given. ...Generic health literacy is measured with the "Measurement of Health Literacy Among Adolescents Questionnaire" MOHLAA Q . Data collection also covers questions on health behavior, subjective health status, personal and social resources, socio demographic and social factors and health services use. ...