How are you? What other symptoms are present? Tongue tremors may be attributed to a neurological disorder or overactive thyroid. If it persists, it is best that you have this checked by your doctor for proper evaluation. Direct clinical examination and additional diagnostic tests may need to be done. Take care and do keep us posted.
thank you so much for your help. my tongue is not vibrating anymore. i wish there where more helpful people like you on this planet. greetings from austria.