About 30 years.
If by positions you mean jobs, then the sequence of positions held by a person over that person's lifetime could be called his or her career.
A reasonable estimate is approximately nine million fractures per year.
Usually men would play the part of women as women hardly had any power during that of an era.
No US President has been pictured on a US stamp during his lifetime. The rules do not allow a living person to be depicted on a US Postage stamp.
A person will have a few various growing stages during his lifetime (mostly during childhood). He will grow regardless of playing basketball.
proletariat.
A person can spend up to 90,000 hours at work during their lifetime.
depends on how old you are
Yes, it is a noun. It refers to a period of time, as do lifespan and longevity.
household tv's, radios,mp3 players couches, computers
The average person has 56 days off work in a lifetime.
The average person blinks approximately 15,000 times per day. This equates to about 5.5 million blinks per year and over 400 million blinks in a lifetime.