When your child starts jumping, the brain recognizes this as a small stressor. As heart rate increases, the brain thinks your child is fighting or fleeing some bad guy down the street. To protect his brain from stress, Brain-Derived Neurotrophic Factor (BDNF) is released.
BDNF is awesome because it’s nature’s medicine for healthy brain growth and development. It repairs, protects, and improves the learning and memory capabilities of the brain by stimulating neuron growth in multiple areas of the brain. This is why kids feel more relaxed, connected, and happy after exercise.
Full story
https://themilitarywifeandmom.com/3-year-old-not-listening/