About This QuizWhy does it take so long for your fingernails to grow? Learn all about nail health and nail growth this this quiz.
Nails are made of a protein called:
Keratin is affected by factors including age and health.
When a child hits puberty his nail growth slows by this percent of its previous rate:
Puberty cuts nail growth in half.
Pregnancy increases nail growth.
During pregnancy, hormones boost cell growth and metabolism which results in increased nail growth.
Which of these drugs can slow nail growth or cause them to fall off?
Human growth hormone (HGH)
Chemotherapy and illness can slow nail growth or even cause them to fall off.
Toenails grow faster than fingernails.
Fingernails grow three to four times faster than toenails.
Do the nails on one hand grow faster than the other?
No, they both grow at the same rate.
Yes, the nails on your dominant hand grow faster.
Not only do the nails on your dominant hand grow faster, the nails on your longest fingers grow faster than the nails on your shorter fingers.
Yes, the nails on your other hand grow faster than those on your dominant hand.
Your nails grow faster in the winter.
Scientists aren't sure why but nails grow faster in the summer.
If you lose a fingernail, how long will it take to regrow completely?
Two or three months.
Four to six months.
Fingernails grow about one-tenth of an inch (3 millimeters) a month, which means they grow back in four to six months.
Lost toenails grow back in a year to a year and a half.
It's a slow process for toenails to grow from cuticle to tip.
If you notice a significant change in the growth of your nails you should:
Consider whether you've hit puberty.
Consume more protein.
See your doctor.
Your doctor can diagnose why, for example, your nail growth rate has slowed. It could indicate a more serious problem.