Any change in our lives causes stress. The change might be physical, such as extremes in temperature or loud noises, or emotional, such as the loss of a job or getting a new job, negative or positive change also create stress.
Regardless of the type of stress, the body goes through the following changes:
1 The adrenal glands release epinephrine and other stress hormones the prime certain organs to go it action.
2 The breathing becomes faster and more shallow to allow the body to take in the oxygen.
3 The liver releases more glucose to provide extra energy.
4 The heart beats faster and blood pressure rises to increase the distribution of oxygen and nutrients throughout the body.
5 Blood flow to the brain and muscles is increased and, at the same time, reduced to the digestive organs.
6 Sweating increases to allow the body to burn more calories without a rise in body temperature.
After the stressor disappears, the body returns to its normal state. If , however, stress is chronic, the body stays on high alert.
The many damaging consequences include a rise in cholesterol levels,
high blood pressure, damaged blood vessels, decreased mental skills,
and a weakened immune system.