The Hidden Lives of Microorganisms in Our Brains The trillions of microorganisms that inhabit our bodies are often overlooked in daily life.
While research has shown that our gut microbiome plays a crucial role in digestive health and immune function, the microorganisms living inside our brains have a profound impact on our thoughts, emotions, and behavior.
These tiny inhabitants interact with their host through complex mechanisms, influencing neurotransmitter levels, modulating immune responses, and even affecting mood.