Abhishek Bachchan is not one of those actors you associate fitness with but the actor has hit the gym with a vengeance for his next home production which will be directed by Amit Sharma. He has started training under fitness coach Prashant Sawant and is working hard to sport a meaner and leaner physique in the film. Prashant Sawant has also trained the likes of Ajay Devgn Shah Rukh Khan Varun Dhawan and Siddarth Malhotra. Bachchan Jr was even spotted with a fitness wearable which monitors his body movements and calories burned. He said: 'Yes I wear it every day.