John Harvey KelloggJohn Harvey Kellogg (1852-1943) was an American medical doctor, nutritionist, and health activist known for his contributions to wellness and preventive medicine. Kellogg advocated for healthy living, proper nutrition, and temperance, emphasizing theimportance of lifestyle choices in maintaining well-being. His works on health, hygiene, and disease prevention have had a lasting impact on public health awareness and education. Read More Read Less