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).
About Cluster Headaches. Cluster headache-the most severe form of primary headache-involves sudden, extremely painful headaches that occur in clusters, usually at the same time of the day and night for several weeks.luster headaches are characterized by excruciating, piercing pain on one side of the head and eye; they occur more frequently in men than women. PubMed Health Glossary. (Source: NIH-National Institute of Neurological Disorders and Stroke). Part of: Primary Headaches.