the.com/gut
a second brain that thinks in serotonin and never once asks your permission.
surface areaunfolded, it covers half a badminton court
neuron countaround 500 million, more than a cat's brain
serotoninmakes about 90 percent of the body's supply
microbe censustrillions of bacteria outnumber your own cells
lengthroughly 9 meters coiled inside you