Title: Blacking Out When Standing Up: Causes And How To Prevent It?
Headings: Blacking Out When Standing Up: Causes And How To Prevent It?
Blacking Out When Standing Up: Causes And How To Prevent It?
Reasons For Blacking Out When Standing Up
How To Prevent Blacking Out When Standing Up?

Content: Dizziness and temporary loss of vision remains for fraction of seconds and by the time, patient realizes it, he recovers from the episode. During this period, patient sometimes has to hold on to the wall or furniture to prevent a fall. Reasons For Blacking Out When Standing Up
Primarily there are two reasons for blackout when you stand up. It may be related to cardiac issue or non cardiac event. Fortunately in most cases, blackout and fainting spell is a non cardiac event. Blackout is felt when you suddenly stand up because large proportion of blood gets pooled in the lower leg. It is a vasovagal reaction. This leads to sudden fall in blood pressure. The other name for such episode is postural hypo-tension. It has nothing to do with the blood vessels of the leg, but something to do with the nerves.