What's App automatically encrypts your personal messages the moment you send them so they can only be read by the people you send them to. That means no one outside the chat can read your messages, not even WhatsApp. Dr. Michael Gershan is a long time gut researcher and popularizer of the enteric nervous system. He says there is a direct line of communication between the middle manager gut and the CEO in the head called the vagus nerve,. The gut sends tremendous amounts of information up to the brain.