These are generally simple cysts. They are potentially not dangerous. Treatment is recommended if the cause pain or discomfort. Or you may opt for treatment to resolve the problem itself.
Next Steps
Homoeopathy is wonderful in treating such chronic, repetitive complaints More details like your family history, past history, thermals, thirst, desires aversions, attitudes is required to make a prescription especially in a chronic case such as yours. Consult in private with the above details. More questions may be asked if required.