Plus: How the hell do we sleep in this heat?! 6 genius tips to help you drift off (and keep your sanity) during this mega heatwave, The '70s flip hair trend is the antidote to limp, flat hair – think bags of volume, texture and oomph and The negative labels for totally normal human behaviours that we need to ditch ASAP (because actually, being 'emotional' is what makes you human)