my boyfreind had a stent put in 3 months ago after a 95 % blockage in his left decending atery ,,since then hes been havin bad issues ,,where he can feel his chest tightening up ,,and lots of pressure ,,,can any one tell me if he should go back to the heart doctor ASAP ,,, i think he should ,,any one who can help me i would really appreciate it very much,, ,michaels_doll***@**** oh by the way he just stoped smoking july 30th 2010 ,,butt he drinks ALOT,,, every weekend please help me