India, Dec. 28 -- Our gut is often called the "second brain" of the body, and its health impacts everything from digestion to immunity and even mood. Yet, many of us ignore the subtle signs that something is off until it turns into a bigger problem.

To help decode these early warning signals, Dr Saurabh Sethi, a gastroenterologist and hepatologist trained at AIIMS, Harvard, and Stanford University, shares in his December 27 Instagram post the key symptoms that could indicate your gut is struggling and how catching them early can improve your overall health. (Also read: Harvard Medical School professor suggests dancing as a great New Year's resolution: '76% lower risk of developing...' )

"Feeling off but not sure where to start? It's not...