What is a headache?Headache is a symptom of various diseases like migraine, tension-headache, cluster-type headache or trigeminal neuralgia, etc.
Also, stomach disturbance or gastritis and flatulence cause a headache temporarily.
Some headaches occur due to brain lesions, or other major issues of the nerve plexus.
Symptoms of Headache
Severe pain on the forehead, backward region, below the neck, and sometimes on the face too.
Sometimes associated with nausea, and vomiting.
Tenderness or pricking pain on either side of head and face.