[jnaddef]

> The researchers are conducting a larger, double-blinded trial in which half the participants are receiving fake treatment.

This second sentence from the article is enough: let us not comment on an experiment that had no control group. I will be interested in the results from the second trial though.

[markroseman]

I agree. There's not a chance that it will be enough to change practice at this early stage, but it will be interesting.