Doctors have been encouraged to prescribe the cholesterol-lowering drugs called statins quite liberally. Patients who suffer heart attacks often have elevated levels of cholesterol, so statins like Lipitor are prescribed to lower the cholesterol. There have been no conclusive studies to prove the full effectiveness of these drugs, however, and some doctors worry that reducing cholesterol simply takes away the warning signs of heart disease. The drug companies also claim that statin drugs have a low, nearly nonexistent incidence of side effects. These claims are based on trials of the drug on a carefully screened group of people, hardly a representative selection of the general public. Considering the rigorous selection process for drug trials, it is hardly a surprise that 51% of prescription drugs found to have serious adverse side effects not detected prior to FDA approval.

As many as 98% of people using Lipitor or similar statin drugs experience muscle weakness. This is because the statins break down muscle tissue. A similar drug, Baycor, was removed from the market earlier this year after it caused muscle breakdown so severe that patients