Brezhnev's personality cult was growing outrageously at a time when his health was in decline. His physical condition was deteriorating; he was a lifelong heavy smoker, he had become addicted to
sleeping pills, and had begun
drinking to excess. Over the years he had become
overweight. From 1973 until his death, Brezhnev's
central nervous systemunderwent chronic deterioration and he had several minor
strokes as well as
insomnia and
narcolepsy. In 1975 he suffered his first
heart attack.
[106] When receiving the
Order of Lenin, Brezhnev walked shakily and fumbled his words. According to one American intelligence expert, United States officials knew for several years that Brezhnev had suffered from severe
arteriosclerosis and believed he had suffered from other unspecified ailments as well. In 1977 American intelligence officials publicly suggested that Brezhnev had also been suffering from
gout,
leukemia and
emphysema.
[107]Yevgeniy Chazov, the Chief of the Fourth Directorate of the
Ministry of Health, had to keep doctors by Brezhnev's side at all times, and Brezhnev was brought back from near-death on several occasions