Read the original article on Best Life. The study, which monitored the nail growth of 22 healthy young adults in the United States, found that in a month’s time, the average fingernail grew 3.47 millimeters. The average toenail, on the other hand, only grew 1.62 millimeters. And to learn even more about your fingertips, check out 17 Things Your Nails Can Tell You About Your Health. Interestingly, the study found that the nail on your smallest finger grows slower than the rest of your fingernails. When it comes to your feet, your big toe’s “great toenail” grows faster than the rest of your toenails. And for another fact that may influence your grooming habits, Here’s What Happens When You Only Brush Your Teeth Once a Day. The researchers behind the nail growth study found that both kinds of nails tended to grow faster in men than they did in women, though the difference was fairly small. And for more helpful information delivered straight to your inbox, sign up for our daily newsletter.ae0fcc31ae342fd3a1346ebb1f342fcb Another one of the factors the study linked to faster growth rates was age. Younger adults showed the fastest rate of growth, with it tapering off over time. The study also found that people who bite their nails, a common habit known as onychophagia, tended to have nails that grew faster than those that didn’t. And for more on the habits you need to ditch when it comes to your body, check out 20 Surprising Ways You’re Damaging Your Body.