Figure 1.

Individual physical exercise and training prescription are based on specific objectives and the respective context in the varying fields of application, as well as principles for the programming and monitoring of physical exercise and training. The dose–outcome relationship depends on a multitude of factors, such as factors of external and internal load and influencing factors. HR: heart rate, HRV: heart rate variability, VO₂: oxygen uptake, RER: respiratory exchange ratio, CK: creatine kinase, CNS: central nervous system, RPE: rating of perceived exertion, DOMS: rating of delayed onset muscle soreness, PAP: post-activation potentiation.