HealthTim Spector's guide to fermentation is meticulous and persuasive We know fermented foods do us good, but the ZOE founder's new book still surprises with fascinating facts - and avoids feeling like an ad for his gut supplements, says Helen Thomson Culture
HealthWeird 'harmless' microbes may play a pivotal role in colorectal cancer Single-celled organisms called archaea aren't generally thought to cause human disease, but one species has been implicated in colorectal cancer 51¶¯Âþ