If the high pressure is 90mmHg, it is also within the normal range, below 90mmHg, and clinical symptoms, it may be hypotension. Now the main thing is to see whether the body is accompanied by other manifestations, such as dizziness, blurred vision, general weakness, if there is no above, high pressure at 90 does not need to go to deal with, usually pay attention to observation, diligent measurement of blood pressure can be. Some women may be thin or lack of blood pressure, may lead to blood pressure in 90mmHg. in daily life to strengthen nutrition can increase body resistance, eat more red dates, peanuts, wolfberry porridge food to nourish the blood. The usual time should also pay attention to appropriate exercise to enhance physical fitness, especially girls, do not excessive weight loss, dieting.