Is age a unit of measurement?

Question

While writing for a scientific journal, following statement was given in author's guide:
Spell out the numbers one to ten except when used for units of measurement (mass, time, length).
Is the age of a person a unit of time?

Answer 1

Sure. Years, months, weeks, days, hours, minutes and seconds are all measurements of time. are a measure of time.

Answer 2

the actual units of mesure for age are: days, months, years however, A unit of measurement is a standardised quantity of a physical property, used as a factor to express occurring quantities of that property. Units of measurement were among the earliest tools invented by humans. Primitive societies needed rudimentary measures for many tasks: constructing dwellings of an appropriate size and shape, fashioning clothing, or bartering food or raw materials.

The earliest known uniform systems of weights and measures seem to have all been created sometime in the 4th and 3rd millennia BC among the ancient peoples of Mesopotamia, Egypt and the Indus Valley, and perhaps also Elam in Persia as well.

Many systems were based on the use of parts of the body and the natural surroundings as measuring instruments. Our present knowledge of early weights and measures comes from many sources.

Answer 3

Just a thought - the author may have been talking about SI units - and for time, seconds is the unit.

Answer 4

age is not a unit, though it is a measurement of time. ie, i am five (years) old. years is aunit of time, though used in age. Therefore age is one type of measurement of time.