the.com/hormone

a chemical text message your glands send, and your whole body obeys without reading twice.

means A chemical messenger made by glands and tissues that travels through the bloodstream to regulate processes like growth, metabolism, mood, and reproduction.

from From the Greek 'hormon,' the present participle of 'horman,' meaning 'to set in motion, urge on' — itself from 'hormē,' an impulse or onslaught. The word was adopted into scientific English in the early 20th century to name these chemical signals that, true to the root, spur the body into action.

tiny dose
Effective at billionths of a gram per liter.
slow mail
Travels via bloodstream, not nerves like lightning.
plant version
Plants use hormones to ripen fruit and bend toward light.
named 1905
Coined from Greek for to set in motion.
love chemical
Oxytocin spikes during birth, sex, and petting dogs.
for instance

insulin — hormone produced by pancreas that regulates blood glucose in all mammals

cortisol — stress hormone produced by adrenal glands, peaks at 8am in humans

oxytocin — hormone released during childbirth and bonding, synthesized in hypothalamus

testosterone — primary male sex hormone produced in testes, 15-40x higher in men

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