You are 48 years old if you were born on December 13, 1975.
You are 48 years 4 months, 1 week, and 5 days old or 580 months old or 2,523 weeks old or 17,666 days old or 423,984 hours old or 25,439,040 minutes old or 1,526,342,400 seconds old You were born on a Saturday.