Excessive secretion of catecholamines the hormones adrenaline (epinephrine) and noradrenaline (norepinephrine) can lead to persistent high blood pressure or wild fluctuations in your blood pressure, depending on whether the catecholamines are released continuously or in shorter bursts.

CNN: Pheochromocytoma

After analyzing the data, the Wake Forest Baptist researchers identified the cell signaling pathway by which epinephrine, a hormone also known as adrenaline, sets off the cellular chain reaction that controls cell death.

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