I do agree, please see your physician as this is not a normal happening to the best of my knowledge and besides they are causing you pain.
Please keep posting and Welcome to HealingWell.Kitt
This might be a strange question, but have you been in a hot tub recently?
You might have a bacterial infection that needs to be treated with antibiotics. In the meantime, keep warm compresses on it; this will encourage draining and increased blood flow to the area.