“What Is a Headache?

·Cluster headaches

Cluster headaches are severely painful headaches that occur on one side of the head and come in clusters. This means you experience cycles of headache attacks, followed by headache-free periods.

·Sinus headaches

Often confused with migraines, sinus headaches co-occur with sinus infection symptoms like fever, stuffy nose, cough, congestion, and facial pressure.

What Is a Migraine?

These headaches are intense or severe and often have accompanying symptoms in addition to head pain. Symptoms associated with a migraine headache include:

• nausea

• pain behind one eye or ear

• pain in the temples

• seeing spots or flashing lights

• sensitivity to light and/or sound

• temporary vision loss

• vomiting”

http://www.healthline.com/health/migraine/migraine-vs-headache#overview1