02 FEED YOUR HEAD

‘When combined with sleep deprivation, [stress] can cause impairments in attention and memory,’ says Dr Craig Gunn, a researcher examining the cognitive effects of hangovers. Meanwhile, low blood sugar can make simple tasks feel impossible. So don’t skip breakfast: protein-rich eggs or oily fish paired with slowburning carbs will reboot you. One study linked the amino acid L-cysteine in eggs to reduced anxiety, says Dr Rao.