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Describe query optimization and the modes that an optimizer can operate in.
Opioids
A class of drugs that includes pain relievers available legally by prescription, such as morphine, as well as illegal drugs like heroin.
Endorphins
Natural chemicals in the body that interact with the brain to reduce pain and boost feelings of pleasure or well-being.
Anandamides
Naturally occurring compounds in the body that bind to cannabinoid receptors, influencing mood, memory, and a range of other physiological processes.
GABA
Gamma-Aminobutyric Acid, a neurotransmitter in the brain that inhibits nerve transmission, helping to regulate nerve excitability and calm the nervous system.
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