Posted By Vernon B. Williams, MD
Most adults have experienced a headache at least a time or two in their lives. But how do you know when that intense pain and pressure in the head has tipped over the line from major headache to full-blown migraine? An important place to start is with a definition of each condition. A headache is an unpleasant sensation in any region of the head or upper neck. It may appear as a dull ache, a ...