Michael Douglas battles with throat cancer, stage 4

Michael Douglas the Academy Award winning actor is fighting  with throat cancer, stage 4. He says "It was caused because of excessive drinking and smoking". Still in high spirits and inspiring he says "there are 80% chances of  a full recovery ", speaking on an optimistic note. Douglas was diagnosed with a cancer three weeks ago,  as after a biopsy the doctors found a tumor of a size of a walnut inside him.