| ACHD | adults with congenital heart disease |
| ACS | acute coronary syndrome |
| AWMF | Association of the Scientific Medical Societies in Germany |
| BMI | body mass index |
| BORG/RPE | Borg Rating of Perceived Exertion Scale |
| CABG | coronary artery bypass grafting |
| CAD | coronary artery disease |
| CCS | chronic coronary syndrome |
| CCT | controlled cohort trial |
| CHF | congestive heart failure |
| CR | cardiac rehabilitation |
| CRT | cardiac resynchronization therapy |
| CV | cardiovascular |
| CVD | cardiovascular disease |
| cTGA | corrected transposition of great arteries |
| DM | diabetes mellitus |
| ebCR | exercise based cardiac rehabilitation |
| ECG | electrocardiogram |
| EF | ejection fraction |
| ET | exercise training |
| HADS | Hospital Anxiety and Depression Scale |
| HFmrEF | heart failure with mid-range left ventricular ejection fraction |
| HFpEF | heart failure with preserved left ventricular ejection fraction |
| HFrEF | heart failure with reduced left ventricular ejection fraction |
| HIIT | high intensity interval training |
| HR | heart rate |
| HRpeak | heart rate at peak exercise |
| HRR | heart rate reserve |
| HTX | heart transplantation |
| ICD | implanted cardioverter defibrillator |
| IMT | inspiratoric muscle training |
| IT | interval training |
| LDL | low density lipoprotein |
| LV-EF | left ventricular ejection fraction |
| MCT | moderate continuous training |
| MET | metabolic equivalent |
| NSTEMI | non ST-elevation myocardial infarction |
| NYHA | New York Heart Association |
| QoL | quality of life |
| PA | physical activity |
| PAD | peripheral artery disease |
| PCI | percutaneous coronary intervention |
| PE | patient education |
| PI | psychological intervention |
| PTA | peripheral transluminal angioplasty |
| RCT | randomized controlled trial |
| RM | one repition maximum |
| STEMI | ST-elevation myocardial infarction |
| TEA | thrombendatherectomy |
| Tele | telemedical |
| TIA | transitoric ischemic attack |
| VAD | ventricular assist device |
| VO2peak | oxygen consumption at peak exercise |
| VT1 | ventilatory threshold 1 |
| VT2 | respiratory compensation point |
| WIQ | walking impairment questionnaire score |
| WCD | Wearable Cardioverter-Defibrillator |