CBD has few side effects and is considered a safe substance to take. 1  These are the known side effects of CBD: 2  Inhibition of hepatic drug metabolism/decreased activities of p-glycoprotein and other drug transporters. 3  Dry mouth. 4  Increased tremor in Parkinsonâs patients. 5  Low blood pressure. 6  Lightheadedness. 7  Drowsiness.
1 This restricts blood flow to the heart. 2  The emotional effects of stress alter the heart rhythms, which could pose a risk for serious arrhythmias (rhythm abnormalities) in people with existing heart rhythm disturbances.  Stress causes the blood to become stickier (possibly in preparation for potential injury).
These changes can cause a persistent increase in blood pressure and blood sugar. In this case, yes, frequently behaving anxiously can cause blood pressure (including the systolic rate - the top number in a blood pressure reading) and blood sugar to rise. Moreover, stress responses stress the body.