Because if you drink alcohol, drink enough quantity would have been understandable. But if you drink too much alcohol's effect will be to expand the blood vessels causes high blood pressure.
Because if you drink alcohol, drink in moderation, to get good results. If you drink too much influence of alcohol, to dilate blood vessels, the blood pressure is very high.
Since alcohol if drink in moderation can get good results. But if drinking too much alcohol can dilate the blood vessels to the effects of high blood pressure.