There is a direct connection.
You know that blood takes oxygen and nutrients to all your body. If you have low blood pressure, irrigation to the organs is not the best and you may develop some symptoms such dizzines, fatigue, blurred vision, lethargy. Fortunately low blood pressure causes detectable symptoms, and high blood pressure causes symptoms often only when there is a damage to our body.
One soda, a cup of strong coffee or a brandy shot may be helpful in those episodes of low blood pressure.