Struggling to bring your high blood pressure under control, even with the help of medications? Open your mouth and say "aha! " if you see tooth decay or gums that are sore, bleeding or receding. You may have found the culprit. Researchers reported Monday that in adults whose hypertension was being treated with medications, systolic blood pressure _ which measures pressure in the vessels when the heart beats _ got higher as the health of their teeth and gums declined.