From the gut to the brain, mechanisms and clinical applications of γ-aminobutyric acid (GABA) on the treatment of anxiety and insomnia.

Summary: Feeling worried or having trouble sleeping? You are not alone! Millions of people around the world deal with anxiety and insomnia. Scientists have found that these two problems actually share similar brain patterns. The exciting news is that a natural chemical called GABA might help. GABA can come from vitamins or even the "good bugs" living in your tummy! This paper explains how GABA travels from your gut to your brain to calm you down. In the future, doctors might even give people special "good bacteria" to help them sleep better and feel less worried.