| HTW | Hitting the wall |
| SGLT1 | Sodium–glucose cotransporter 1 |
| GLUT5 | Glucose transporter protein 5 |
| GI | Glycemic index |
| EIGS | Exercise-induced gastrointestinal syndrome |
| CGM | Glucose monitoring |
| WGBT | Wet Bulb Globe Temperature |
| HPA | Hypothalamic–pituitary–adrenal |
| CRH | Corticotropin-releasing hormone |
| ACTH | Adrenocorticotropic hormone |
| ATP | Adenosine 5′-triphosphate |
| GL | Low glycemic load |