Bollywood star Katrina Kaif has been guiding the world about fitness with her numerous Instagram posts. But it turns out that she has taken a more direct route this time when it came to her friend Alia Bhatt. Katrina Kaif recently posted a video on her Instagram account which showed her training Alia Bhat when the latter’s trainer was on leave. Usually we only hear news about fights between the ladies of Bollywood. It is good to see Katrina helping out her colleague. So what is the secret behind her fabulous fitness? In a recent cover interview with GQ India