You are 40 years old if you were born on December 10, 1983.
You are 40 years 4 months, 2 weeks, and 1 day old or 484 months old or 2,106 weeks old or 14,747 days old or 353,928 hours old or 21,235,680 minutes old or 1,274,140,800 seconds old You were born on a Saturday.