träningsålder
Träningsålder refers to the length of time an individual has been actively engaged in physical training or a specific sport. It is distinct from chronological age, which is the actual number of years a person has lived. Träningsålder is a measure of experience and accumulated adaptation to physical stress.
An individual's träningsålder can influence their performance, injury risk, and training response. For example, someone with
Conversely, a short träningsålder might indicate a need for more gradual progression in training intensity and