1. Relationship between sleep duration and childhood obesity: Systematic review including the potential underlying mechanisms 
R. Felső, S. Lohner, K. Hollódy, É. Erhardt, D. Molnár 
Nutrition, Metabolism and Cardiovascular Diseases 
Volume 27, Issue 9, Pages (September 2017)
DOI: /j.numecd
Copyright © 2017 The Italian Society of Diabetology, the Italian Society for the Study of Atherosclerosis, the Italian Society of Human Nutrition, and the Department of Clinical Medicine and Surgery, Federico II University Terms and Conditions

2. Figure 1 Flow diagram of study selection.
Nutrition, Metabolism and Cardiovascular Diseases  , DOI: ( /j.numecd )
Copyright © 2017 The Italian Society of Diabetology, the Italian Society for the Study of Atherosclerosis, the Italian Society of Human Nutrition, and the Department of Clinical Medicine and Surgery, Federico II University Terms and Conditions

3. Figure 2
Potential mechanisms by which sleep deprivation may predispose to obesity. ↑ – short sleep duration leads to the increase of the affected factors; ↓ – short sleep duration leads to the decrease of the affected factors; (?) sufficient evidence is not available.
Nutrition, Metabolism and Cardiovascular Diseases  , DOI: ( /j.numecd )
Copyright © 2017 The Italian Society of Diabetology, the Italian Society for the Study of Atherosclerosis, the Italian Society of Human Nutrition, and the Department of Clinical Medicine and Surgery, Federico II University Terms and Conditions