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.
Summerfest, which is typically 11 days long, usually begins in June and ends sometime in early July. This year, Summerfest celebrates its 48th annniversary at the Henry W. Meier Summerfest Grounds on the Milwaukee waterfront, with opening day scheduled for Wednesday, June 24, 2015. The festivities shut down on Monday, June 29, but reopen on July 1 and continue to July 5, 2015.