New Research Re-examines the Cause of a Red Wine Headache
However, scientists may be one step closer to determining what causes a headache after drinking red wine. What Is It in Red Wine That Gives You a Headache? Some people get a flushed reaction when they drink, and this is sparked by inflammation, Waterhouse explained. Klaus Vedfelt / Getty Images Headaches are also triggered by inflammation. One of them, quercetin, was a very good inhibitor. That really got our attention....