My favourite kind of beauty hack? The ones that put in the work while I sleep (and no, it’s not magic — though it certainly feels like it). For years, I’ve sworn by my trusty heatless curler to ...

Silk bonnets can protect your hair from frizz and breakage while you sleep. Photo: dpa You may be seeking ways to handle frizzy, flat or tangled hair. One popular approach is to wear a silk bonnet at ...