/ Cars / Cadillac. After GMâs bankruptcy in 2009, Cadillac returned with a vengeance and continues to make moves designed to regain the respect of first-tier luxury buyers. Helping its rise is the XT5 crossover, the 7 Series fighting CT6 as well as the ATS-V and CTS-V performance sedans that compete with the best Europe has to offer.
1 A rising heart rate does not cause your blood pressure to increase at the same rate. 2  Even though your heart is beating more times a minute, healthy blood vessels dilate (get larger) to allow more blood to flow through more easily.
You've probably heard that high blood pressure is a problem. Sometimes blood pressure that is too low can also cause problems. Blood pressure is the force of your blood pushing against the walls of your arteries. Each time your heart beats, it pumps out blood into the arteries. Your blood pressure is highest when your heart beats, pumping the blood.