(CBS) America’s obsession with good health and exercise is leading to a boom in yoga. One man at the forefront of the movement is Bikram Choudhury, an Indian yogi with an all-American approach.

Correspondent Mika Brzezinski reports Choudhury's turning up the heat with his "torture chamber" yoga method. Dressed in nothing but a Rolex and a Speedo, the 59-year-old yoga guru pushes his students to contort 'til it hurts in a room heated to well over 100 degrees.

"I don't sell cheesecake, you know that?" asks Choudhury. "So you come there to suffer. If you don't suffer, you don't get anything. Nothing easy in life."

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Original news from: http://www.bikramyoga.com