 [ Symptoms ] could i still have lyme disease  i was diagnosed 4 yrs ago i never found a tick bite so i am not sure how long i had it before i started antibiotics i have never felt the same i am still just as tired and constantly achy in my neck and back i get terrible headaches that last days i get sharp pains in my arms all the time i randomly get dizzy and i have fainted a several times a year ago someone said it is allergies so i tried allergy medicines and just got sicker in sept i had mono i am 18 and i still feel like i am dying [ Disease ] i believe its either due to musculoskeletal weakness of ms of the neck and chest esp on changing posture or vit b 12 deficiency rest and physical therapy with vit b 12 tablets or injections will be great be aware of any discomfort associated sweating nausea vomiting or difficulty in breathing or any weakness … need to be evaluated at once