Myself i was from the age of 17 until 25 into the hardcore straight edge (having the real XXXX!!!!), and when i was 24 i came in contact with the bands like strongarm and overcome (i saw them live when i was in the US).
http://strongarm.xmusicx.info/
http://www.myspace.com/strongarm
http://strongarm.xmusicx.info/
http://www.myspace.com/strongarm