I only cramp when underhydrated and most people are underhydrated (Drewnowski, 2013). Make sure we're all getting enough water before taking further action! **References** Drewnowski, A., Rehm, C.D. & Constant, F. Water and beverage consumption among adults in the United States: cross-sectional study using data from NHANES 2005–2010. *BMC Public Health* **13**, 1068 (2013). https://doi.org/10.1186/1471-2458-13-1068