Neoplasms, cracks, and bruising in the mouth may indicate the development of tongue cancer, Report informs, citing Russian oncologist Mikhail Myasnyankin.

According to the specialist, the first signs of oncology appear as cracks in the mucous membrane of the tongue and pain around them. Bad breath and bleeding appear in the later stages.

“The main risk factors for developing tongue cancer include smoking, especially along with strong alcohol, chewing various mixtures, and background diseases,” Myasnyankin said.

He also noted that sometimes poor-quality prostheses are the cause of oncology.