 [ Symptoms ] lump behind ear since i was 13 i am 16 now soft and moveable no pain first noticed when i had chicken pox worried i have had a lump behind my left ear since i was 13 years old i am 16 now and it is still there it is not hard and it is movable i first noticed it when i had the chicken pox as far as i know it was not there before i had the virus it has not gone down but it has not grew in size since either it does not hurt i have no other symtoms except from tiredness but i go to sleep quite late and sleep during the day often occasional leg pain aching but i have had surgery on both legs a few years ago i [ Disease ] without the ability to both see and feel this lump it would be a blind guess to make a determination on what it might be my guess and it is a guess is that you have a sebaceous cyst you would need to see a medical provider for a hands on examination to be sure as well as a more detailed history and perhaps some lab work to get to the bottom of your tiredness