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The "flapper" lifestyle in the 1920s
Neurotransmitter
Chemicals in the brain that transmit signals from one neuron to another, affecting mood, thought processes, and physical actions.
Adenosine
A chemical found in the body that plays a role in promoting sleep and suppressing arousal, and is also a component of RNA.
Acetylcholine
A neurotransmitter in the nervous system that plays a critical role in muscle contraction and the modulation of alertness, memory, and learning.
Norepinephrine
A neurotransmitter and hormone important in the body's response to stress, affecting attention, heart rate, and other physiological functions.
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