There are various chemical triggers in the diet which causes headache. It is difficult to identify these triggers. Among them alcohol is one of the most common frequently identified dietary triggers. For those who are already suffering from headache problem alcohol can worsen the problem and those who are free from headache problems can also get triggered by alcohol.
Interestingly there is little documentation of alcohol causing headache evidence. Studies suggest that there are various other components of alcoholic beverages which trigger alcohol headache.
