I get headrush like everytime i stand up. why?

Question

im 15 and perfectly healthy. every time i stand up i get dizzy and everything goes black for a few seconds. it happens so often now.. why? :S

Answer 1

Probably low blood pressure.

Answer 2

Sounds like you're getting up too fast.

Answer 3

that happens to me ALL the time :D

try getting up slowly and it will help altho im not sure WHY it happens

Answer 4

happens to me all the time too. guess its just your body insnt used to satnding up sp quickly after a long period of laying down or sitting...try getting up slower and it wont happen