A covenant is a promise in a written contract or a deed of real property.
Adrenaline increases your heart rate, elevates your blood pressure and boosts energy supplies. Cortisol, the primary stress hormone, increases sugars (glucose) in the bloodstream, enhances your brain's use of glucose and increases the availability of substances that repair tissues. Cortisol also curbs functions that would be nonessential or detrimental in a fight-or-flight situation.
Effect of long stress on blood glucose levels. It is important to be aware that repeated episodes of stress can cause serious changes in blood sugar levels, making it harder for diabetics to manage their condition and increasing the risk of hypoglycemia (low blood sugar).