The Aging Thirst System: Why Old Mice Drink at the Wrong Time
An orchestra in a concert hall: the conductor raises the baton, and the musicians come in. That's how the thirst system works in young mice: the brain gets a signal about food, and drinking starts almost immediately, like a well-rehearsed chord. But with age, the conductor's baton begins to slow down, while the musicians, on the contrary, play louder when they're given a solo.