You are 49 years old if you were born on December 5, 1974.
You are 49 years 4 months, 2 weeks, and 5 days old or 592 months old or 2,576 weeks old or 18,038 days old or 432,912 hours old or 25,974,720 minutes old or 1,558,483,200 seconds old You were born on a Thursday.