Ключевые слова: addiction, anxiety, bad habit, bite, bitten, bitten nails, blood, blurred background, care, caucasian, chew, chewed finger, condition, copy space, cuticles, damaged fingernails, dermatology, detail, disgusting, disorder, gross fingernails, habit, hand, harm, health, injury, left hand, man hand, mans hand, medical condition, nail, nail biting, nailbiting, nails, nasty, seville, shorts, showing hands, spain, stress, thumb, together, two hands, ugly, unhealthy nails, vitamins, white nail, worry, wound,