Why nerves misfire when you only drink water
A nerve fires on a sodium gradient. Drinking only water during long effort can wash that gradient down.
Neural chemistry 8 months ago
Cold hits the nerves first and the thyroid later
The first response to cold is sympathetic. Thyroid hormone turnover changes on a slower clock than shivering.
Hormones and signaling 8 months ago
Lactate is a fuel, not the thing that burns
Working muscle ships lactate as a fuel other tissues can oxidize. The burn is not lactate acting as a toxin.
Energy metabolism 8 months ago
What an orgasm changes in the next hour
After orgasm, prolactin often rises and oxytocin can rise with it. The next hour is a hormone shift, not a cure.
Hormones and signaling 8 months ago
Daylight, brain serotonin, and the gut's separate pool
Morning light reaches brain serotonin through the eye. The gut's serotonin does not commute upstairs to become a mood.
Neural chemistry 9 months ago
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View all Why nerves misfire when you only drink water
A nerve fires on a sodium gradient. Drinking only water during long effort can wash that gradient down.
Neural chemistry 8 min read
Cold hits the nerves first and the thyroid later
The first response to cold is sympathetic. Thyroid hormone turnover changes on a slower clock than shivering.
Hormones and signaling 8 min read
Lactate is a fuel, not the thing that burns
Working muscle ships lactate as a fuel other tissues can oxidize. The burn is not lactate acting as a toxin.
Energy metabolism 8 min read
What an orgasm changes in the next hour
After orgasm, prolactin often rises and oxytocin can rise with it. The next hour is a hormone shift, not a cure.
Hormones and signaling 8 min read
Daylight, brain serotonin, and the gut's separate pool
Morning light reaches brain serotonin through the eye. The gut's serotonin does not commute upstairs to become a mood.
Neural chemistry 8 min read
A late meal and the next morning's insulin
Eating late lands the meal when insulin sensitivity is already lower, and the next morning still shows it.
Energy metabolism 8 min read
Authors
View all-
Lena Voss
Endocrinologist
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Marco Elling
Exercise physiologist
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Priya Raman
Neurochemist