A study compared 270 dental X-rays, from people who were told to hold their tongues against the roof of their mouths throughout the procedure. Radiographers managed to take high-quality X-rays in 75% of cases where the patient used a sticky fruit strip as an adhesive-aid, compared to just 36% of cases where the patient's mouth was empty. Incorrect tongue placement is the most common reason for poor-quality dental X-rays, occurring in anywhere between 40 to 80% of cases. Cherry Agustin says these research results could help patients save time and money, by reducing the need for second X-rays. "When a...