When the body and mind sense a threat, they get ready to either run or fight. Whether the threat is real or imagined, the body prepares for survival by turning up some bodily functions while turning others down. In either case, over time these changes are serious and over time are harmful.
Over time, stress is harmful because it causes so much wear and tear on the body. For example, the heart works faster and harder in preparation for physical action. The increase in pulse and blood pressure causes a strain on the heart, veins and arteries.
Prolonged stress also has a negative impact on other bodily systems:
- Renal (kidney)