keywords 2 Aetiology 2 Zero Hunger 2.1 Biological and endogenous factors 2.3 Psychological, social and economic factors 32 Biomedical and Clinical Sciences 3210 Nutrition and Dietetics 3215 Reproductive Medicine Behavioral and Social Science Cardiovascular Diabetes Genetics Metabolic and endocrine Nutrition Obesity Oral and gastrointestinal Pediatric Prevention Reproductive health and childbirth Stroke