- a hormone
Key Functions of Serotonin
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Mood & Emotion: Helps stabilize mood, reduces feelings of anxiety, irritability, and depression, promoting feelings of happiness and well-being.
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Sleep & circadian-rhythm Regulates sleep patterns and the body’s internal clock.
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Digestion A large portion of seratonin is in the gut, controlling bowel movements, appetite, and gut motility.
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Clotting: Released by platelets to help form clots and constrict blood vessels after injury.
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Bone Health: Influences bone density, with high levels potentially linked to lower density.
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Sexual Function Affects sexual desire and function.
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Cognition: Plays roles in memory, attention, and anger.