NPR

Water Or A Sports Drink? These Brain Cells May Decide Which One We Crave

Scientists have identified specialized brain cells that create two distinct kinds of thirst. Some cells respond to a need for water alone, while others produce a craving for water and salt.
Brain cells that monitor liquid, mineral and salt levels in the body influence what types of drinks we crave when thirsty.

Researchers appear to have shown how the brain creates two different kinds of thirst.

The process involves two types of brain cells, one that responds to a decline in fluid in our bodies, while the other monitors levels of salt and other minerals, a team reports in the journal Nature.

Together, these specialized thirst cells seem to determine whether animals and people crave pure water or something like a sports drink, which

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