How Love Changes Your Body Chemistry
Another possible ingredient in the love potion is norepinephrine. (It’s still being studied).
This stress hormone increases the heart rate, and may be the reason you feel hot and flustered when that special person notices you.
Fisher says it might also be responsible for that butterflies-in-your-stomach sensation. “It can cause that awkward feeling,” she says. “Sweaty palms, dry mouth, fumbling words.“
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