| (d)AG | (Des-)acylated ghrelin |
| (i)AUC | (Incremental) area under the curve |
| AE | Aerobic endurance exercise |
| AT | Aerobic endurance training |
| BMI | Body mass index |
| CENTRAL | Cochrane Central Register of Controlled Trials |
| CINAHL | Cumulative Index to Nursing and Allied Health Literature |
| CKK | Cholecystokinin |
| CT.gov | ClinicalTrials.gov |
| GIP | Glucose-dependent insulinotropic peptide |
| GLP-1 | Glucagon-like peptide-1 |
| HbA1c | Glycated hemoglobin |
| HIIT | High-intensity interval training |
| HRpeak | Maximal heart rate |
| ICTRP | International Clinical Trials Registry Platform |
| M | Meal |
| NGT | Normal glucose tolerance |
| OGTT | Oral glucose tolerance test |
| PEDro | Physiotherapy Evidence Database |
| PFC | Prospective food consumption |
| PICO | Patient Intervention Comparison Outcome |
| PP | Pancreatic polypeptide |
| PRISMA | Preferred Reporting Items for Systematic Reviews and Meta-Analyses |
| PYY | Peptide tyrosine tyrosine |
| RE | Resistance exercise |
| RM | Repetition maximum |
| RT | Resistance training |
| T2DM | Type 2 diabetes mellitus |
| TG | Total ghrelin |
| VO2peak | Maximal oxygen uptake |
| VT | Ventilatory threshold |
| Wmax | Maximal work capacity |