HCM, the pumping function is normal. but the heart muscle is thickened and. stiff, making it difficult for the heart to. relax and for blood to fill the heartâs. chambers. This limited filling prevents. the heart from supplying enough blood. to the body, especially during exercise.
Cluster Headache vs Migraine â How is Migraine Different? The first obvious difference between migraine vs cluster headache is the gender of a typical patient. Migraineurs are usually female (the ratio is 3 women to 1 man) by contrast, those with cluster are usually male (the ratio, 5 men to 1 woman).
Cluster Headache Symptoms. A headache is a pain in the head with the pain being above the eyes or the ears, behind the head (occipital), or in the back of the upper neck. Headache, like chest pain or back ache, has many causes. Read more about cluster headache symptoms Â».