IPA: /ˈrɛdʒɪmən/
KK: /ˈrɛdʒɪmɛn/
A planned and organized way of doing something, often related to health, exercise, or diet, that is followed regularly to achieve specific goals.
She follows a strict regimen to stay fit and healthy.
Regimen → It is derived from the Latin word "regimen" (meaning a rule or management), which comes from "regere" (meaning to rule or guide). The word refers to a systematic plan or management of health or behavior.
Think of 'regere' meaning to 'rule' or 'guide' — a regimen is a set of rules or guidelines for maintaining health or order.