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Fingernails—Find out what's normal and what's not, plus tips for taking care of your nails.
Now that's scary! Biting your nails is no picnic for your teeth, either. "Constant biting can lead to poor dental occlusion," says Richard Scher, M.D., an expert in nail disorders, "so the biter's ...
You can easily get yellowish nails, for example, by using lots of nail polish over a long period of time. But it can also point to a fungal nail infection, or even psoriasis, says Hills.
Damaged cuticles, damaged nails, hangnails, etc. Nail biting, also known as onychophagy or onychophagia, is an oral compulsive habit of biting one's fingernails. It is sometimes described as a parafunctional activity, the common use of the mouth for an activity other than speaking, eating, or drinking. Nail biting is very common, especially ...
Keratin. Keratin ( / ˈkɛrətɪn / [1] [2]) is one of a family of structural fibrous proteins also known as scleroproteins. Alpha-keratin (α-keratin) is a type of keratin found in vertebrates. It is the key structural material making up scales, hair, nails, feathers, horns, claws, hooves, and the outer layer of skin among vertebrates.
Nail clubbing. Nail clubbing, also known as digital clubbing or clubbing, is a deformity of the finger or toe nails associated with a number of diseases, mostly of the heart and lungs. [2] [3] When it occurs together with joint effusions, joint pains, and abnormal skin and bone growth it is known as hypertrophic osteoarthropathy. [4]
Pale white nails If your fingernail beds are looking a little ghostly, you may have anemia due to low levels of iron. This could lead to low levels of oxygen, which causes the skin and tissues to ...
Thus, in humans, the nail of the index finger grows faster than that of the little finger; and fingernails grow up to four times faster than toenails. [10] In humans, fingernails grow at an average rate of approx. 3.5 mm (0.14 in) a month, whereas toenails grow about half as fast (approx. average 1.6 mm (0.063 in) a month). [11]