August 10, 2023 Ask the Coach: Explain Lactate Threshold, Lactic Acid and Cramping By Coach John Hughes RBR Reader Maude asks, “Over the past several years, there has been considerable discussion that lactic acid buildup is NOT responsible for cramping and after-exercise muscle pain. Yet you and other publications continue to use "lactate threshold" as some … [Read more...] about Newsletter Issue No. 1081