Glucose Tolerance Test (GTT). GTT is an abbreviation for Glucose Tolerance Test, which is a measure of the amount of glucose present in the blood stream of a person at the time the test is taken. This test is usually done to check for glucose related problems like hyperglycemia or hypoglycemia in the patient.
Contemporary R&B, also known as simply R&B, is a music genre that combines elements of rhythm and blues, soul, funk, pop, hip hop and dance.
Not least of which was the emergence of what came to be known as Rhythm and Blues. Rhythm and Blues (R&B) is perhaps most commonly understood as the term used to describe the sophisticated urban music that grew out of the urbanization of the Blues, which began in the 1930s.