Lipitor Side Effects: I have taken statins for over 10 years. I suffered muscle aches a http://www.medications.com/effect/view/19801 I have taken statins for over 10 years. I suffered muscle aches and cramps but put it down to my age (56) However recently I noticed weakness in my chest when weight training. It was then I realised that my left Pectoral Muscle had all but disappeared, le I am 55 and have sometimes extream pain and muscle weakness. I ha Wed, 06 Jun 2007 23:12:50 -0400 http://www.medications.com/effect/view/19801?item=350 I am 55 and have sometimes extream pain and muscle weakness. I have been off simvastatin for almost two weeks. Is this pain and weakness going to deminish? Do I have muscle damage? http://www.medications.com/effect/view/19801?item=350