every time i stand up i get very dizzy and light headed for about a minute. i wouldnt say i black out because i can see colors they just seem to all merge together. this has been happening for about 2 weeks now and i dont know why . can you help give me an idea of what it could be please?
Hi Your symptoms could be related to orthostatic hypotension. Chronic anemia or deny Chat Doctor.  Coming to this point, I would recommend consulting with your GP for a physical exam and some tests