The 78-year-old filmmaker was first diagnosed with emphysema in 2000 David Lynch Needs Supplemental Oxygen, Is Permanently Homebound Due to Emphysema

Legendary filmmaker David Lynch said he uses a supplemental oxygen tank now because of emphysema caused by decades of smoking.

David Lynch reveals emphysema diagnosis due to smoking, but remains optimistic, stating he's "filled with happiness" with no retirement plans.

Acclaimed director David Lynch started smoking at age 8 and now relies on supplemental oxygen for anything more strenuous than a walk across a room, he said in an interview with People, warning people of the dangers of smoking.