He smoked in all life,but still lives until 80 to 90 years old.
He had been a smoker for all his life, but he still lived to about 80 to 90 years,
Though smoking all his life,he can still live for about 90 years.
He smoked all his life, but he was still able to live a long life of about 80 to 90 years
he lived to his 80s although he smoked all his lifetime