I Fooled Millions Into Thinking Chocolate Helps Weight Loss. Here’s How.

Excellent article.

Here’s a dirty little science secret: If you measure a large number of things about a small number of people, you are almost guaranteed to get a “statistically significant” result. Our study included 18 different measurements—weight, cholesterol, sodium, blood protein levels, sleep quality, well-being, etc.—from 15 people. (One subject was dropped.) That study design is a recipe for false positives.

Don’t miss the “Chocolate Diet Rap” (really) and the “Chocolate Diet Folk Song”…

via io9.