UNDATED: (FILE PHOTO) In this undated handout photo released by the Atkins Center, author and nutrition expert Dr. Robert Atkins, 72-years-old, creator of the high-protein, low-carbohydrate 'Atkins diet,' is shown seated at a desk. Dr. Atkins is reported to be in a coma and on life support April 11, 2003 after slipping near the Atkins Center for Complementary Medicine April 9. Dr. Atkins sustained head injuries due to the fall earlier in the week.