Boost in nerve-growth protein helps explain why running supports brain health

Exercise increases levels of a chemical involved in brain cell growth, which bolsters the release of the "feel good" hormone dopamine, a new study shows. Dopamine is known to play a key role in movement, motivation, and learning.
Exercise increases levels of a chemical involved in brain cell growth, which bolsters the release of the «feel good» hormone dopamine, a new study shows. Dopamine is known to play a key role in movement, motivation, and learning.