Freud smoked cigars for most of his life; even after having his jaw removed due to malignancy, he continued to smoke until his death on September 23, 1939. He smoked an entire box of cigars daily. After contracting cancer of the mouth, he underwent over 30 operations to treat the disease; In the end, Freud could no longer tolerate the pain associated with his cancer. He requested that his personal physician visit him at his London home. Freud's death was by a physician-assisted morphine overdose.