 [ Symptoms ] why am i dizzy all the time and get lightheaded easily after exercising  i am constantly dizzy and always drinking orange juice as a result to help me get through the day i have had low blood pressure my whole life but until i tried to do gymnastics last month i had no idea how bad things had gotten things become fuzzy to me and my sense of judgement is impaired from being so lightheaded for example doing routine things that i do every day becomes confusing if i feel lightheaded is this low blood pressure or low blood sugar and what can i do about it [ Disease ] hello friend generally it happen because of the low blood pressure and there a bunch of test that you prob need to take talk to your doctor and see what he wants you to get done