Definition: In English, "Jack LaLanne" is a term that refers to a person who is known for his extensive efforts in promoting and spreading fitness programs and exercises designed to enhance cardiovascular health and physical abilities, particularly through the use of various exercise routines and equipment. Jack LaLanne is best-known for his 1963 book "Fitness for Health," which was later published as "A Fitness Lifestyle." The phrase "Jack LaLanne" is often used interchangeably with "LaLanne" or "LaLanne's Fitness Club." The word "fitness" refers to the practice of improving physical abilities through various methods and exercises. LaLanne, as described in his book, aimed to promote a lifestyle that could be easily adapted by individuals who had access to basic equipment and resources. In addition to his fitness programs, Jack LaLanne was also known for his role in promoting health-related products such as fitness wear, yoga mats, and exercise books. He believed that these items should help people achieve their physical and mental goals more effectively than traditional exercise routines alone. Overall, Jack LaLanne is a figure of inspiration and an advocate for fitness and wellness through the use of innovative equipment and methods.