This was not a smooth process. The rise of executive power sometimes hurt important interests and always rubbed against the republican sensibilities that Americans inherited from the founders. From time to time, Congress reaped political benefits from thwarting the president. But today Congress reacts rather than leads.
Heart problems. Some heart conditions that can lead to low blood pressure include extremely low heart rate (bradycardia), heart valve problems, heart attack and heart failure. These conditions may cause low blood pressure because they prevent your body from being able to circulate enough blood. 1  Endocrine problems.
What causes low blood pressure? The cause of low blood pressure isn't always clear. It may be associated with the following: Pregnancy; Hormonal problems - such as an underactive thyroid (hypothyroidism), overactive thyroid (hyperthyroidism), diabetes, and low blood sugar (hypoglycaemia) Over-the-counter medication; Overdose of high blood pressure medication; Heart failure