Dr. Safaa Taha Zaki is an Assistant Professor in the Child Health Department, Medical Division, National Research Center, Cairo, Egypt. Safaa is specialized in clinical nutrition field with following up of clinical cases in the nutrition, obesity and underweight, clinic at the Medical Services Unit, NRC, Egypt. for about 15 years. She was a co-Principal Investigator and participated in many projects in the field of Obesity, nutritional assessment of Egyptian children and adolescents. Safaa had written and published many manuscripts in the field of obesity and nutritional status of Egyptian children in different chronic diseases.