There is a valid, though relatively rare and specific, reason why deep or intense massage of the neck, particularly in the front or sides, could potentially cause a temporary rise or fluctuation in blood pressure. ​However, it's important to know that standard, relaxing neck massage is generally associated with lowering blood pressure due to the relaxation response. ​Here's the breakdown of the mechanism that could cause a rise, and why a skilled therapist takes precautions: ​⚠️ The Carotid Sinu