⏰ when

When was the first human study of the placebo effect published?

Quick Answer

The placebo effect was discussed in modern medicine in the 18th century, but human scientific study expanded in the 20th century. Henry K. Beecher’s 1955 paper was especially influential.

The Full Story

Although the idea of placebo-like effects is older, the placebo effect became a major scientific topic in the 20th century. Henry K. Beecher’s 1955 paper, “The Powerful Placebo,” was especially influential in bringing the concept into modern clinical research. It helped establish the need for controlled trials in medicine and psychology. The placebo effect remains central to understanding expectation, belief, and brain-body interactions.

Key Facts

1.Influential placebo paper published in 1955

2.Henry K. Beecher was a key figure

3.Placebo research helped shape clinical trials

YouTube Angle

Was this answer helpful?

Tap a reaction — it helps us pick what to cover next.