The caricature of the irascible, sullen patriarch has long been played for laughs in sitcoms and treated as ...

Monday 17 January is so-called ‘Blue Monday’, a day said to be the most depressing of the year. For those who suffer from grumpiness, it’s fraught with even more difficulties. Whether it’s an incident ...

Don't get too close, or these angry cats will stare you down, way down Witness this cat’s narrowed eyes. Great form in the pullaway. Flickr user Carol Lynch (poisonapple2009) says her cat Rowdy is ...

Every child is crabby sometimes. But for some children, the problem is a lot greater than occasional crabbiness. For these children, the irritability is so constant and severe that it causes serious ...

As “studies have shown”, science stories go, Thursday’s report that happiness relates to our genetic heritage may appeal to our desire for explanations. It links happiness with an alleged British ...

The Victor Meldrews of this world should take heart – their grumpiness could be down to being higher up the evolutionary ladder than people who are easy-going. Researchers now believe that being ...