TABLE 1.
BFM, Body fat mass; GIS, gastrointestinal symptoms; Ht, height; NBM, nude body mass; and SIADH, syndrome of inappropriate anti-diuretic hormone secretion. *Extreme GIS during exercise as determined by the exercise specific modified visual analogue scale (mVAS) (Gaskell et al., 2019). Control 1 and Control 2: runners with minimal GIS complaints during exercise.