Worms considered healthy

[mdlbear]

This fascinating NY Times article says that there's evidence that the last century's resurgence of inflamatory bowel diseases such as Crohn's, and other autoimmune diseases, may be due to the corresponding decrease of parisitic worm "infections". It seems that they survive by suppressing the host's immune system...

The trick will be finding worms that don't do more harm than good.

(Via this post by mia_mcdavid.)