ELI5: Explain Like I'm 5

Molecular cellular cognition

Molecular cellular cognition is a fancy way of saying that our brain cells, or neurons, communicate with each other through tiny molecules called neurotransmitters. These molecules are like little messengers that carry information from one neuron to another.

Imagine your brain is like a big city with lots of different neighborhoods. Each neighborhood is a different part of your brain that controls different things, like your emotions, thoughts, and movements. There are many different kinds of neurons in each neighborhood, and they all need to talk to each other to make things happen.

Think of the neurotransmitters like phone calls or text messages between the neurons. When one neuron wants to tell another neuron something, it sends a neurotransmitter across a tiny gap called a synapse. The other neuron picks up the message, and sends its own neurotransmitter back across the synapse to respond.

Sometimes, there are problems with this communication. For example, if there aren't enough neurotransmitters being produced, the neurons can't talk to each other properly. This can lead to problems with memory, learning, and other important brain functions.

Scientists who study molecular cellular cognition are trying to understand how these neurotransmitters work and how they can be used to treat brain disorders. By understanding the molecules that build our thoughts and feelings, we hope to one day unlock new ways to improve mental health and well-being.