How Does Neurotransmitters Work?

Neurotransmitters are like little messengers that help our brain talk to other parts of our body.

Imagine your brain is a big city full of workers, and each worker has a special job, like telling your hand to move or making you feel happy. When one worker wants to tell another worker something, they send out little notes called neurotransmitters. These little notes float across a tiny bridge between two workers, called the synapse, and land in the hands of the next worker.

When your brain decides it's time to move, like when you want to grab a toy, it sends out these little notes from one nerve cell to another. The message travels across the synapse, and then the next nerve cell gets the note and does what it’s supposed to do, like moving your hand.

It's just like when you send a text message to a friend, you press “send,” and the message goes over the internet to their phone. Your brain uses neurotransmitters in almost the same way!