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.
What is Migraine? Migraine is a neurological disease characterized by episodic moderate to severe headaches with associated other neurological symptoms predominately autonomic symptoms. Typically, the headache affects one side of the head, is pulsating in nature, and can last up to 3 days.
Most people who get cluster headaches have one or two cluster periods each year. A cluster period might last 1 month or longer. After a cluster period ends, you may not get another headache for months or even years. As you get older, it's likely that you'll have longer and longer times without headaches. At some point, you may not get cluster headaches ever again.