Oral glucose tolerance test (OGTT): In this test the blood glucose level is measured in a person after drinking 75 grams of glucose solution. The test is done after at least 8 to 12 hours of fasting. The test can help to diagnose diabetes and pre-diabetes.lood tests are done to diagnose diabetes. The following tests are done for diagnosis: 1  Fasting plasma glucose (FPG). 2  Oral glucose tolerance test (OGTT).
The three reforms that President Theodore Roosevelt created was for  consumer protection, business regulation and trusts and  labor-capital relations.
Roosevelt also negotiated with Congress to see the Pure Food and Drug Act passed in 1906, putting in place many safeguards Americans take for granted today involving food safety, quality controls in manufacturing, and drug labeling.