How did Atkins diet man die?

Atkins died on April 17, 2003, at the age of 72. Nine days prior to his death, Atkins fell and hit his head on an icy New York sidewalk. ... A medical report issued by the New York medical examiner's office a year after his death showed that Atkins had a history of heart attack, congestive heart failure and hypertension.
http://prohealthyliving.com/clear-nails-plus/