You are 39 years old if you were born on December 10, 1984.
You are 39 years 4 months, 1 week, and 2 days old or 472 months old or 2,053 weeks old or 14,375 days old or 345,000 hours old or 20,700,000 minutes old or 1,242,000,000 seconds old You were born on a Monday.