India, June 24 -- Before an exam, job interview, major client presentation, or any big day, it feels like there's a full-blown mental storm brewing, with racing thoughts making you spiral. Amid all this, the stomach feels to be at the frontline, bracing for the day and even before the mind catches up entirely. It's not just nerves causing the frequent washroom trips or the tightening knot in the gut. There is a very real, biological and direct effect the brain has on the gut. This connection is called the gut-brain axis.

Dr Bhavesh Patel, consultant gastroenterologist at Bhailal Amin General, Vadodara, Gujarat, shared with HT Lifestyle how closely the gut and brain are connected. Emotional states aren't completely 'mental' as they freque...