Color: Many Colors (opal changes color) Opal, the only gem that doesn't fit into any single description of a precious stone, is the birthstone for October. It is said that no two opals are exactly alike. But it is sensitive to moisture and is more fragile than its fellow gemstones. It displays a brilliant array of colors which dazzle the eye.
1: When you are faced with stressful situations, cortisol, epinephrine, and norepinephrine are released by your. kidneys.
Cortisol is a stress hormone that the body needs to regulate stress responses in the brain so you can respond to external stimuli. In a âfight or flightâ situation, this chemical messenger is released by your adrenal gland into the blood stream.ortisol is a stress hormone that the body needs to regulate stress responses in the brain so you can respond to external stimuli. In a âfight or flightâ situation, this chemical messenger is released by your adrenal gland into the blood stream.