The human body sheds about six hundred thousand particles of skin every hour.
Why it is true
This continuous process of cellular renewal causes us to lose millions of dead cells every day, contributing to most of the household dust that accumulates in our homes.
Source: Dermatology
Would you rather be asked first?
This is the reading side of the site, so the answer is in the sentence above — that is the whole point of it. Test yourself works the other way round: the question comes on its own, and the fact and the explanation only appear once you have answered.
Related facts
Humans shed about 600,000 particles of skin every hour.
The skin is the largest organ of the human body, accounting for about 15% of your total body weight.
Every day, the human body loses and replaces millions of skin cells.
Our skin renews itself almost completely every 28 days.