A new book on Barack and Michelle Obama portrays the tensions and discomforts of the first lady in the White House, and his frequent clashes with the advisers of the President of the United States, reports The New York Times.

U.S. First Lady, Michelle Obama.

In a preview of the book 'The Obamas' (The Obama) of next week's publication, the author Jodi Kantor, exposes the difficulties of adaptation of Michelle Obama in her capacity as first lady.

"Michelle Obama is a supportive wife but often anxious, distrustful of conventional political thinking, a groundbreaking figure who has felt the pressures and possibilities of being the first African American in his position," says Kantor, New York Times reporter.

The book makes a vivid portrait of the tensions between the West Wing (official and working area) and the East Wing (private area, home to the presidential family), with Michelle Obama as the spearhead of these shocks.

"Often it was harder with the team of advisers to her husband that the president himself, even to urge you to replace, and tensions grew so serious that one of the president's top advisers exploded at a meeting in 2010, cursing the first lady, "says Kantor.

The journalist, who based his book on dozens of interviews with presidential aides and friends of Obama, reveals that the difficulty to get Michelle Obama participate in official events became an inside joke at the White House.

The story also explains the problems of the first lady to assume his new role and the constant media attention.

"While the President is Camp David (presidential summer residence of) artificial and distant, she loves because he can roam freely without curious photographers," says Kantor.

However, it also highlights Michelle's interest in supporting her husband, and ensures that tensions have been diluted over time.

"Discover how you can effectively use me, that's my priority," said the new publication on the presidential couple.