noun

regimen

/ˈrɛdʒɪmən/ · say it: REJ·i·muhn

a prescribed course of treatment or diet

In more detail

1. (noun) a planned system of activities, diet, exercise, or medical treatment that you follow regularly to improve your health or achieve a particular goal

Examples

1. She follows a strict exercise regimen to stay fit.

How to use regimen

Regimen is a formal, somewhat technical term used to describe a structured plan, especially for health, fitness, or medical purposes. It carries connotations of discipline and consistency, and is often used in medical, fitness, or wellness contexts. While similar to routine, regimen emphasizes the systematic, goal-oriented nature of the activities rather than mere habit.

Common phrases

strict regimen
daily regimen
exercise regimen
follow a regimen
rigorous regimen
dietary regimen

Synonyms

routine · program · schedule · system · protocol

Word family

regimented (adjective) · regimentation (noun)

A common mistake

Learners sometimes use regimen as a countable noun ("I follow three regimens") when it functions as a count noun only in specialized contexts; in most cases it should be singular or used with "a" or "the."

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