In 1990, its primary mission over, Voyager 1 was instructed to point its camera at Earth, or the Pale Blue Dot, 6 billion kilometers away. VOYAGER 1 has been beaming data to Earth since 1977. But members of mission control at NASA's Jet Propulsion Laboratory (JPL), in Pasadena, California, are as excited as ever.
Cause of Elevated A1c Levels. The higher your blood sugar levels and the longer your blood sugar remains high, the more excess sugar is present in the blood and the more opportunities this excess sugar has to bond to hemoglobin.
And high blood sugar over a long period of time may increase your risk of diabetes complications. Because red blood cells live in the body for about 90 days, the A1c test result represents an average free blood glucose level over a three-month period of time.You can have high blood sugar on some days and low blood sugar on others, and the average could be a good A1c reading.ecause red blood cells live in the body for about 90 days, the A1c test result represents an average free blood glucose level over a three-month period of time.