Régimen (en. Regime)

/ˈre.xi.men/

Slang Meanings

State of control or rigid discipline in an activity.
That gym routine is a total regime!
¡Esa rutina de gimnasio es un régimen total!
Very strict style of life or diet.
She's on such a strict regime that she can't eat pizza.
Está en un régimen tan estricto que no puede comer pizza.