|Obesity is accumulation of excess fat in the body it effect on the health leads to causing of heart attack, diabetes and blood pressure and reduce the quality of life. Obesity caused by different reasons poor dietary habits, improper digestion, low physical activity, medications and hormonal imbalance. Some people eat less but they put on weight because of slow metabolism. Peer review refers to the work done during the screening of submitted manuscripts and funding applications. This process encourages authors to meet the accepted standards of their discipline and reduces the dissemination of irrelevant findings, unwarranted claims, unacceptable interpretations, and personal views. Publications that have not undergone peer review are likely to be regarded with suspicion by academic scholars and professionals.