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The average Human will grow up to 500 kilometers of hair in a lifetime. That is roughly 950 miles of hair!
Your hair grows .75 inches in a month
1/8"
in a year it grows about half an inch
On your head, the average person grows about 12cm of hair in a year.
3- 3/4" roughly.
about 6 inches per year <3
A stalactite is very much slower.
Human scalp hair normally grows at a rate of 0.4 millimeters per day.
It depends on the person and how much hair supplies the person uses.
Plant oils in general help increase hair growth. How much it makes hair grow varies from person to person.
Ten thousand gallons in a human's lifetime.