Although the lactate threshold is defined as the point when lactic acid starts to accumulate, some testers approximate this by using the point at which lactate reaches a concentration of 4 mM (at rest it is around 1 mM).
The Greater Milwaukee Open was a regular golf tournament in Wisconsin on the PGA Tour. It was played annually in July in the Milwaukee suburb of Brown Deer at the Brown Deer Park Golf Course. U.S. Bancorp was the main sponsor of the tournament. The 2009 purse was $4 million with a winner's share of $720,000.
This year, Summerfest celebrates its landmark 50th annniversary at the Henry W. Meier Summerfest Grounds on the Milwaukee waterfront. Opening day is scheduled for Wednesday, June 28, 2017. Summerfest shuts down on Tuesday, July 4, but reopens on July 5 and continues to the final night on Sunday, July 9, 2017.