The grape debate has been settled. Two scientists at the University of California, Davis, believe they discovered why cabernets, pinot noirs and other types of red wine cause such brutal hangovers.

"The cheap grape varieties are grown on vines with very ... told BBC News anecdotal evidence suggested cheaper wines were worse for headache, so understanding some of the additives used in making ...

there are a large number of types based on the type of grapes used and the processes involved in their preparation. Wines are basically made after completely fermenting the grape juice.

The study also addressed whether sulfites, biogenic amines and tannins are among the causes of headaches after drinking red ...