Resistant hypertension (RH) is defined as above-goal elevated blood pressure (BP) in a patient despite the concurrent use of 3 antihypertensive drug classes, commonly including a long-acting calcium ...

Vasopressin is an endogenous hormone that causes profound vasoconstriction when given in supraphysiological doses. It has the theoretical advantage over epinephrine of increasing oxygen delivery ...

Plunging your body into cold water causes blood vessels to constrict (known as vasoconstriction). [2] When blood vessels contract, they push blood toward your organs, says Jonathan Leary, a doctor ...

Objective: To test the hypothesis that enhanced postexercise vasodilatation is related to sympathetic drive to resistance vessels and to fast marathon performance. Design: Prospective field study ...

But when you expose your muscles to cold right after a workout, the blood vessels tighten—a reaction called vasoconstriction—which limits how much of those nutrients get through.