Archive Monthly Archives: March 2014

Secular decline in testosterone levels

A Population-Level Decline in Serum Testosterone Levels in American Men Context: Age-specific estimates of mean testosterone (T) concentrations appear to vary by year of observation and by birth cohort,

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Ravnskov on statins, prevention, and cancer

Uffe Ravnskov, a doctor who has written extensively about the falsity of the cholesterol hypothesis, writes in the BMJ on statins. In their paper Ebrahim et al refer to the 2013 Cochrane report as an argument

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Light Therapy As Effective As Drugs for Depression

Psychiatric drugs used in the treatment of depression are generally way over-prescribed and not always safe. Therefore it’s useful to know that a simple treatment, sitting in front of bright light

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Glutathione in oxidative stress

Glutathione in oxidative stress Glutathione is the body’s main internal antioxidant, and is diminished in cases of oxidative stress, that is, when too many free radicals and other reactive oxygen

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Dietary glycine increases lifespan

Dietary glycine supplementation mimics lifespan extension by dietary methionine restriction in Fisher 344 rats Dietary methionine (Met) restriction (MR) extends lifespan in rodents by 30–40% and inhibits

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Tuberculosis bacterium extraordinarily sensitive to vitamin C

Mycobacterium tuberculosis is extraordinarily sensitive to killing by a vitamin C-induced Fenton reaction Drugs that kill tuberculosis more quickly could shorten chemotherapy significantly. In Escherichia

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Vitamin C does not hinder exercise-induced mitochondrial biogenesis

Vitamin C supplementation does not alter high-intensity endurance training-induced mitochondrial biogenesis in rat epitrochlearis muscle The purpose of this study was to investigate whether vitamin C supplementation

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Skeletal muscle highly responsive to vitamin C in diet

Human skeletal muscle ascorbate is highly responsive to changes in vitamin C intake and plasma concentrations Background: Vitamin C (ascorbate) is likely to be essential for skeletal muscle structure and

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Bioavaliability of vitamin C and RDA

Vitamin C pharmacokinetics in healthy volunteers: evidence for a recommended dietary allowance Determinants of the recommended dietary allowance (RDA) for vitamin C include the relationship between vitamin

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