What’s your body trying to tell you? Are you at risk for a heart attack or Alzheimer's? Learn the 5 biggest mistakes you’re making and how to correct them. 

Click here to take the Alzheimer's smell test.

Click here to watch Part 2.

Click here to watch Part 3. 

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.