Aamir Khan is known as Mr. Perfectionist. He puts his heart and soul in whichever role he plays in movies. After being signed by the YRF for ' Dhoom 3 ', he has been working out hard to achieve a leaner look. This was shown in a video that was posted online in March, 2012.

Aamir Khan is so concerned about his training that Dheepesh Bhatt, his instructor had even accompanied him to Pondicherry where he was shooting for his film ' Talaash '. After returning from Pondicherry, he hired a French trainer for learning acrobatics.

And the latest news about the actor has come that he is learning to dive. Anees Abenwala, who had trained the entire cast of Zoya Akhtar 's ' Zindagi Na Milegi Dobara ' has been giving Aamir Khan diving lessons.

Although Anees refused to reveal the details about his training schedule with Aamir, he said, "I train actors for a specific reason. After the training, we shoot the underwater sequence as well. They are lovely people. Safety of actors is very important. I always accommodate them."

So the fans of Aamir Khan can expect to see much leaner Aamir, diving and doing acrobatics in ' Dhoom 3 '. After all, these hard work like working out and learning diving as well as acrobatics is for his upcoming venture ' Dhoom 3 '