High Blood Pressure and Headache – Is There a Connection? High blood pressure at moderate (140s) or even severe (160s) levels are not thought to cause of headache; however, dangerously high levels of blood pressure (>180’s) may well be associated with headache as a symptoms. Uncommonly, there may be other conditions that can lead to both high blood pressure and headaches as symptoms. As one of the top heart specialists in Kolkata, Dr. S. Mani is a known for offering all types of assistance relating to heart disease. This piece is intended to offer more insights to the readers about heart diseases.