More than 52% of respondents reported nail fungus or infection symptoms, according to a survey of 830 Americans by TNS/NFO Research for Alva-Amco, Niles, IL. Also, half of the respondents share their nail-grooming tools with others, including spouses, children, roommates, co-workers and pets.Chicago-area dermatologist Andrew Scheman, MD said nail infections are often spread from the initially infected nail to healthy nails with nail clippers that have not been properly cleaned. Some sufferers of...