could somebody correct the english grammar of this text?

Diabetes is a metabolic syndrome characterized by insulin resistance and intolerance. It is increasingly common and its evolution and complications can be fatal. The aim of this study was to analyze the effect of the aerobic exercise on the glycemic control, understand its benefits and the importance of a regular practice. It was realized (undertaken / carried out) by a literature review from online scientific papers and the search was based on the effect of the aerobic exercise on Diabetes Mellitus. It is concluded that physical activity is very important, because their physiology proves that the body makes better use of glucose, decreasing its complications and symptoms. Physical activity is most important in glycemic control of diabetic subjects in improving both glucose intolerance and insulin resistance; the aerobic exercise having been emphasized for a better use of glucose with insulin, and it has an a significant role in the transfer of glucose into the cell because it facilitates the passage.