With the festive season upon us, healthy lifestyles often get put on hold while alcohol, partying and indulgent foods take centre stage. But what impact is this having on your skin?

Late nights: Burning the candle at both ends can become the norm during party season but, according to consultant dermatologist Dr Ellie Rashid, just one night of poor sleep can affect the way you look the next day. “A disrupted night elevates cortisol levels, increasing inflammation and breaking down skin’s…