With SVG we can add a clipping path to change the shape of our images. First we open a SVG tag with namespaced href attribute and namespace definition: <svg class=svg-graphic width=180 height=200 viewBox=0 0 560 645 xmlns=http://www.w3.org/2000/svg xlink=http://www.w3.org/1999/xlink version=1.1>.
Just as with other types of migraine, the underlying cause for migraines with visual symptoms have not been definitively established. Many researchers believe that these symptoms are caused by a short-lived reduction in blood flow, which might be caused by a spasm in the blood vessels.
Other causes of headaches that are situated behind the eye include: Tension headaches are some of the more common headaches that develop behind the eyes. This can be caused by stress, eye strain or lack of sleep. These headaches normally go away as soon as the individual gets enough rest. Headaches behind the eyes may be due to one of the following problems of the eye: