At 82 , Leonard Nimoy reveals he has lung disease -- 30 years after quitting smoking . More severe symptoms can require oxygen therapy and may lead to pneumonia and heart failure , said Dr. Norman Edelman , senior medical consultant to the American Lung Association . `` I 'm doing OK , '' he tweets Friday -- `` Just ca n't walk distances '' COPD is the nation 's third-leading cause of death . `` Still enjoying my life . Comment:
At 82 , Leonard Nimoy reveals he has lung disease -- 30 years after quitting smoking . `` I 'm doing OK , '' he tweets Friday -- `` Just ca n't walk distances '' COPD is the nation 's third-leading cause of death . `` Still enjoying my life . Comment: