Severe Headaches
Severe, sudden headaches are a typical symptom of a transient ischemic attack. When this condition happens, the blood flows with oxygen and nutrients to your brain would be blocked. As a result, your cognitive system will respond with inflammation, which causes tissue death and severe headaches. They often disappear shortly after the onset. However, in some cases, these episodes would trigger many other health issues such as nausea, vomiting, or vision problems. Since this is a very common sign of a ministroke, make sure to consult your doctor as soon as you notice it. [2]
