Ayushmann Khurrana: Now this one might make you laugh! Actor and singer Ayushmann Khurrana has a healthy habit like no one else does. The actor is obsessed with keeping his teeth clean and for the same he makes sure to always carry a dental kit with him! Ayushmann has a habit of brushing his teeth more than thrice a day and also washes his hands frequently. You can learn to be germ free like Ayushmann!