Researchers measured acetylcholine production in participants' brains at the beginning and end of the 10-week trial.

Scientists have found the first compelling evidence that cognitive training can boost levels of a brain chemical that ...

A brain exercise a day might keep you current—it might even revive your brain chemistry. In a landmark clinical trial led by ...

(CNN) — Brain-training games are all the rage, but whether they prevent cognitive decline has been debatable. Studies in recent years have gone back and forth on the topic, with no definitive ...