Feeling dizzy when squatting up is generally indicative of a dizzy episode due to insufficient blood supply to the brain after a change in position. The symptoms may occur due to the following three reasons: First, anemia. Anemia causes red blood cells to carry less oxygen, and a change in position may lead to a lack of blood supply to the brain, and dizziness. Second, low blood pressure. If the body is in a state of low blood pressure and suddenly changes position, it is difficult for blood to supply to the brain. If there is usually a change of position and dizziness occurs, first of all, you need to slow down the movement when changing position, otherwise you may fall because of dizziness. Therefore, you need to exercise more, exercise can increase the tension of blood vessels to avoid the occurrence of hypotension; to strengthen nutrition, anemia is very often caused by poor nutrition.