Tweet. While it was originally believed that maximal oxygen uptake (VO2max) was central to successful performance in endurance activities, it has been more recently discovered that lactate threshold (aka anaerobic threshold) is a better indicator of performance.
2017 US Open to be held at Erin Hills in Wisconsin. ERIN, Wis. - The United States Golf Association will hold the 2017 U.S. Open at Erin Hills, a public golf course in southeastern Wisconsin. The USGA also said today the course will host next year's U.S. Amateur Championship.
US Open (tennis) The United States Open Tennis Championships is a hardcourt tennis tournament. The tournament is the modern version of one of the oldest tennis championships in the world, the U.S. National Championship, for which men's singles was first contested in 1881.