
The neurotransmitters that regulate the body’s reactions to stress are norepinephrine, epinephrine and cortisol. Acute (shorter periods) and chronic (longer periods) levels of stress can be caused when there are increased levels of these hormones. With increased levels of stress the heart rate increases, blood vessels dilate and blood pressure increases. According to the American Psychological Association, chronic stress is experienced over a prolonged period of time and can contribute to long-term problems in the heart. Continue reading