Neuroscientists know how your brain works. Here are their four best tips on how to be happier.
See also: Why macaroni cheese can make you happy
Hugging and being tactile can boost your wellbeing and feelings of contentment because it releases oxytocin, the 'happy hormone', they say.
And one of the most important things you can do to make yourself happier is to be decisive, they claim.
Watch the video above for the top tips on how to be happier.