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).
Experts aren't sure what causes cluster headaches. They run in families, but it's not clear why some people get cluster headaches and others don't. The main symptom of cluster headaches is a severe burning or sharp, piercing pain on one side of your head. The pain spreads out from your temple and eye.