Herbert Hoover, the 31st President of the United States, died of natural causes on October 20, 1964, at the age of 90. There is no evidence or credible claims suggesting that anyone caused his death. He passed away in his home in New York City, and his health had been declining due to age-related issues.
If a persons immune system is weak, it can cause death.
DEATH
to find out the cause of death
Edward Herbert has written: 'The life of Lord Herbert of Cherbury, written by himself and continued to his death'
Herbert Chapman died on January 6, 1934 at the age of 55.
Herbert Hutner died on December 7, 2008 at the age of 99.
Herbert Simon died on February 9, 2001 at the age of 84.
Herbert Strudwick died on February 14, 1970 at the age of 90.
Herbert Stothart died on February 1, 1949 at the age of 63.
Frank Herbert died on February 11, 1986 at the age of 65.
Walter Herbert died on September 14, 1975 at the age of 73.
Herbert Howells died on February 23, 1983 at the age of 90.