
Swimming like Vikings or sleeping like cavemen, ruling the tennis court and romping with royals: when it comes to non-...
How to Sleep Like a Caveman is available now from the Mail Bookshop How To Sleep Like A Caveman by Merijn van de Laar (William Collins £20, 304pp) What is worse than being sunburnt, all your clothes smelling of suncream, and finding sand in every crevice? …