They influence lean muscle and bone development, decrease body fat, increase energy levels, and cardiovascular health. Cortisol a derivative or cortisone, helps the body cope with stresses of all kinds. In fact, both women and men make and need testosterone. Testosterone declines with age. While this hormone is produced in lower amounts in women, it still serves important functions in the female body.
Testosterone accelerates tissue growth and stimulates blood flow.
In women, testosterone is produced mainly in the ovaries even after menopause with smaller amounts made in the adrenal glands. Epinephrine normally is present in the bloodstream in minute quantities. In times of excitement or emotional stress, however, epinephrine is secreted, exerting a marked effect on body structures in preparation for physical exertion. For example, epinephrine stimulates the heart, constricts the small blood vessels, raises the blood pressure, releasing sugar stored in the liver, and relaxes certain involuntary muscles while contracting others. It is a chemical agent responsible for transmission of nerve impulses in the autonomic nervous system.