Co-CEO promises convenient, transparent, and values-oriented experience. Company also hopes to triple number of Whole Foods Markets in US.

'Your grandmother did it, everyone did it ...' Going off-piste in the kitchen can give confidence to 'cave man' cooks and also suit ingredient-conscious fitness gurus.

A study by Swedish researchers has found conditions like asthma, eczema and hay fever are less common in households practising less efficient hand-washing.