India, March 23 -- Fasting has become a common lifestyle practice today. It involves abstaining from food for a certain period and eating only within specific time windows. People fast for a variety of reasons, ranging from spiritual and religious beliefs to dietary goals, whether it is intermittent fasting, weight loss, or Navratri fasting for spiritual purposes.ALSO READ: Can fasting improve brain health? Neurologist shares what happens when you do intermittent fasting

It brings forward an important question to light: what does fasting actually do to your body, and how does it affect metabolism, the process by which your body converts food and drinks into energy? When you go for long periods without eating, what exactly happens in this...