Nail biting typically begins between the ages of five and 10 are common in both children and adults. At least one in three Americans bite their nails.
One of the most prominent and generally surprising on the nail biting is high. It crosses all social and economic barriers. The prevalence figures are much higher for children than for adults.
The nail biting can cause short, ragged nails. It can also lead to the outer skin is damaged and bleeding at the edges of the nail. Infection can also occur if the nails are not properly cared for.
Related studies show that most nail biting tends