Day: August 2, 2011

Belief in Echinacea

Note: The study discussed here has also been covered by Mark Crislip. I wrote this before his article was published, so please forgive any repetition. I approached it from a different angle; and anyway, if something is worth saying once it’s probably worth saying twice. Is Echinacea effective for preventing and treating the common cold or is it just a placebo? My...