In an average lifetime, a person will grow 590 miles of hair.

"The average lifetime for a car is 15 years," he added.

The average lifetime for a donated kidney is ten to fifteen years.

The average lifetime is 37 days, of which 60% is considered adulthood.

The human heart beats more than 3.5 billion times in an average lifetime.

The average lifetime of these particles is about 1000 years, a very short time by cosmological standards.

Do you know the average lifetime of a clutch?

You see, the average lifetime for one of my people is only eight or nine years.

Nearly a third of the average lifetime, longer than Jonah had been alive.

The average lifetime of an editor in this business is about two years.