Ethan A. Halm MD MPH


Orthostatic Hypotension

Orthostatic hypotension is a rapid and sudden decrease in blood pressure that occurs when a person changes position, such as rising from a sitting or lying position to standing, or when standing motionless in one position. Symptoms of orthostatic hypotension may include lightheadedness, dizziness, or fainting (syncope)…

Low Blood Pressure (Hypotension)

What is low blood pressure? Low blood pressure means that your blood pressure is lower than normal. Another name for low blood pressure is hypotension (say “hy-poh-TEN-shun”). In most healthy adults, low blood pressure does not cause problems or symptoms. In fact, it may be normal for you. For example, people who…

Low Blood Pressure (Hypotension)

What is low blood pressure? Low blood pressure means that your blood pressure is lower than normal. Another name for low blood pressure is hypotension (say “hy-poh-TEN-shun”). In most healthy adults, low blood pressure does not cause problems or symptoms. In fact, it may be normal for you. For example, people who…

Carotid Artery Stenosis

Carotid artery stenosis is a narrowing of one or both of the carotid arteries. These blood vessels supply blood to your brain. They can be narrowed and damaged by the buildup of fatty deposits called plaque (say “plak”). If this plaque breaks open, it may form a blood clot. A blood clot could move to the brain and cause…