why did jack lalanne die
January 23, 2011|By Claudia Luther, Special to The Times. Jack LaLanne, the seemingly eternal master of health and fitness who first popularized the idea that Americans should work out and eat right to retain youthfulness and vigor, died Sunday. He was 96. LaLanne died of respiratory failure due to pneumonia at his home in Morro Bay, Calif., his agent Rick Hersh said.