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Why Do We Have Fingernails? (Live Science)
"When painted, they can add a girly sparkle to hands, and for some people they can substitute as a guitar pick or even a backscratcher."
Does Having Ridged and Split Fingernails Mean I'm Unhealthy? (Harvard.edu)
"I'm 63, and I've begun to notice a decline in the quality of my fingernails."
Can You Make Your Nails Grow Faster? (WebMD)
"Dietary supplements. Rubbing garlic on your nails. Wiggling your fingers in the air for hours at a time."
Do fingernails grow faster than toenails? (USC.edu)
"Fingernails do indeed grow faster than toenails. In fact, they grow about two to three times faster depending on a person's age, gender, diet, activity, genetic traits, and the season."
We've Been Trimming Our Nails Wrong for More Than 100 Years (Gizmodo)
"Trimming your nails sucks, and it's not your digits' fault. Technology is to blame."
Keratin (Encyclopedia Britannica)
"Keratin, fibrous structural protein of hair, nails, horn, hoofs, wool, feathers, and of the epithelial cells in the outermost layers of the skin."
Cuticle Care 101(How Stuff Works)
"In caring for your cuticles, you need to protect against infection."
What's Up With That: Your Fingernails Grow Way Faster Than Your Toenails (Wired)
"I like to clip my nails, because I'm addicted to the rewarding little tink of the clippers."