Q: What exactly are urban legends? A: Urban legends are popular stories alleged to be true and passed from individual to individual via oral or written (e.g. forwarded email) communication.: What exactly are urban legends? A: Urban legends are popular stories alleged to be true and passed from individual to individual via oral or written (e.g. forwarded email) communication.
When a person gets injured, their brains release chemicals called opioids into the space between neurons that acts to dull the pain signals. The effect is seen the most in the brain regions called the ventral striatum, amygdala, midline thalamus, and periaqueductal gray.
3. Endorphins. What they do: Endorphins are a group of neurotransmitters formed within the body that bind to opiate receptor sites in your brain to naturally relieve pain. The bio-chemicals acetylcholine and dopamine are known as endorphins, and have a similar chemical structure to morphine. They are also known to lower stress and boost confidence. How they make you feel: Endorphins produce feelings of euphoria and pleasure, and they have a calming effect.