During postural hypotension, will i have a fainting feeling when i suddenly stand up?

Family practice : Exactly. Your blood pressure will drop and heart rate will increase when you stand up suddenly. That is the definition of postural hypotension. Dehydration , anemia, and certain medications can cause it.

Hypotension: Typical orthostatic hypotension occurs 3-5 minutes between change of position. This is a serious medical condition, please following up with your physician.

Yes: Postural hypotension is defined as BP dropping when someone stands up or even sits up. At your age postural hypotension is unusual. Occurs more in older individuals or patients with neuropathy. You should see an ep doctor as you might need a tilt table test.