If your blood glucose level is higher than 250 mg/dl, you do not have ketones in your blood or urine, and you want to exercise, I recommend starting your workout then stopping after 15 minutes to see if your blood glucose level is rising or dropping.
Outfielder Ty Cobb, whose career ended in 1928, has the highest batting average in Major League Baseball (MLB) history. He batted .366 over 24 seasons, mostly with the Detroit Tigers. In addition, he won a record 11 batting titles for leading the American League in BA over the course of an entire season.
As of the start of the 2009 season, the active MLB player with the highest batting average is Albert Pujols of the St. Louis Cardinals at .334. Ichiro Suzuki of the Mariners iâ¦s second at .331 and Todd Helton of the Rockies is third at .328.    The highest all time career MLB batting average is Ty Cobb at .366.