Led by expert Dr. Jonathan Aviv, Dr. Oz exposes the most common warning sign of esophageal cancer: coughing. Here are 5 signs that your cough could be cancer:

  1. Your cough lasts more than 6 weeks
  2. Hoarseness
  3. Pain with swallowing
  4. Heartburn and/or indigestion
  5. Ulcer medications for extended amount of time

Animation produced by Visible Productions Inc.

Want to know how to look marvelous without splurging so much? Dr. Oz invites three beauty experts to share the smartest ways to save money while looking fabulous starting from your hair and makeup tools to the beauty products you use.