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telomere length and lifestyle change, 5 year follow up

Telomere shortness in human beings is a prognostic marker of ageing, disease, and premature morbidity. document from Ornish website Men in the intervention group followed a programme of comprehensive lifestyle changes (diet, activity, stress management, and social support), and the men in the control group underwent active surveillance alone. We took blood samples at 5 years and compared relative telomere length and telomerase enzymatic activity per viable cell with those at baseline, and assessed their relation to the degree of lifestyle changes Interpretation: In our comprehensive lifestyle intervention was associated with increases in relative telomere length after 5 years of follow-up, compared with controls, in this small pilot study. Larger randomised controlled trials are warranted to confirm this finding.

potassium in food

Supplements: nutrition in a pill?

From "Dietary Guidelines for Americans", p48 A fundamental premise of the Dietary Guidelines is that nutrients should come primarily from foods. Foods in nutrient-dense, mostly intact forms contain not only the essential vitamins and minerals that are often contained in nutrient supplements, but also dietary fiber and other naturally occurring substances that may have positive health effects.      Americans should aim to meet their nutrient requirements through a healthy eating pattern that includes nutrient-dense forms of foods, while balancing calorie intake with energy expenditure.   whole food vs supplement: Greater nutrition, especially micronutrients Essential fiber Protective substances, eg phytochemicals Who needs supplements: pregnant: folic acid, iron 50 or older: vitamin B-12 65 or older: vitamin D to reduce risk of fall vegan who doesn't take 2 to 3 meals of fish weekly mayoclinic Dietary Guideline when compared wi...

Ornish Diet

good for reversing heart disease here is the Dr Ornish website and USNews diet ranking forum debate with Dr Atkins in 2000

Stealth UAV armed with laser gun

UAV with internal weapons storage General Atomics