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PGeneralUpdated 2 Nov 2026

Placebo effect

Psychological phenomenon where people experience benefits from inactive treatments.

Definition

The placebo effect is a phenomenon in which people feel better because they have been given a treatment or medicine that has no active ingredient or therapeutic effect.

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In the room

How the word shows up in a real conversation.

A mentor asks, “What is your Placebo effect?” The useful answer is concrete: psychological phenomenon where people experience benefits from inactive treatments. A slide title is not an answer.

Common mistake

Using Placebo effect as a label instead of a fact. If you cannot point to the evidence — a number, a customer, or a written assumption — you are using the word as jargon.

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