See also www.slate.com article - It explains 'relative risk' and in particular considers whether the prescribing of statins as treatment for high cholesterol levels is justified. - A statistical tool you may never have heard of is NNT - the 'number needed to treat'.
True prevention of avoidable/chronic illness and avoidable disability entails good nutrition, along with drastic reduction of sodium intake, e.g. by cooking fresh food instead of microwaving convenience foods high in salt, and eating plenty of fruit and unsalted vegetables. Above all, avoid dieting! - Dieting is unnecessary, ineffective, and, more often than not, harmful.
It's also a good idea to avoid prescription drugs unless they are absolutely necessary, because so often their side-effects include obesity/sodium retention/fluid retention/salt sensitivity and a host of attendant chronic illness.
Lose weight, reduce your risk of most cancers, high blood pressure, type 2 diabetes, heart disease, heart attack, vascular dementia, stroke, osteopenia, osteoporosis, hypercholesterolaemia, depression, liver and kidney problems, and improve your health in many other ways without drugs, hunger or expense by eating less salt! - Try it! - You will feel so much better! See my website www.wildeaboutsteroids.co.uk
The site does not sell anything and has no banners or sponsors or adverts - just helpful information.
http://www.wildeaboutsteroids.co.uk/story.html - my 'political' page
I can be contacted via my website if you need my further help. My help is free.