This study covers many different aspects and facts about obesity such as:Alteration of biochemical parameters including lipids profile in overweight and obese individuals.The adipose tissues and adipocyte secretion.Complications of obesity including Endocrine abnormalities ,Infertility,Breastfeeding failure, Birth defect,Metabolic syndrome,Cardiovasculardisease(CVD,Hypertension,Coronary heart disease (CHD,Hyperuricemia,Gall stones,Sudden death,Osteoarthritis,Knee osteoarthritis, Osteoporosis,Cancer,Obstructive sleep apnoea (OSA).Management of obesity.Dietary changes, Behavioral therapy, Physical activity, surgical treatments.Weight changes during different life stages, Duration of obesity during childhood and adolescence, Factors behind weight gain, Participants and their view about obesity.Factors behind having a meal, obese individual's favorite dish, effect of marital status and educational level on weight gain, effect of meal environment, gender vary in their choice.you will find all these topics and more in one book