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Moderate alcohol consumption boosts immune system

Submitted by Fiona McPherson on

A study involving 12 rhesus macaques, of whom some were given access to alcohol, has found that those who drank moderately showed enhanced responses to a smallpox vaccine (compared with the control group of monkeys who drank sugar water), indicating a bolstered immune system, while heavy drinkers showed greatly diminished vaccine responses.

http://www.eurekalert.org/pub_releases/2013-12/ohs-sma121713.php

Cholesterol levels linked to amyloid plaques in brain

Submitted by Fiona McPherson on

A study involving 74 older adults (70+), of whom 3 had mild dementia, 33 were cognitively normal and 38 had mild cognitive impairment, has found that high levels of "good" cholesterol and low levels of "bad" cholesterol correlated with lower levels of the amyloid-beta plaques in the brain (a hallmark of Alzheimer's disease).

http://www.eurekalert.org/pub_releases/2013-12/uoc--hga122613.php

Abdominal fat accumulation prevented by unsaturated fat

Submitted by Fiona McPherson on

A study involving 39 young adult men and women of normal weight, who ate 750 extra calories in the form of muffins every day for seven weeks, found that those whose muffins were made with palm oil built significantly more fat and less muscle than those whose muffins were made with sunflower oil. Moreover, the palm oil group developed the fat in more dangerous places  — in the liver and abdomen. The groups gained the same amount of weight.

Why dark chocolate is good for your heart

Submitted by Fiona McPherson on

A study involving 44 middle-aged overweight men who consumed 70 grams of dark chocolate per day over two periods of four weeks, has found that dark chocolate helps restore flexibility to arteries while also preventing white blood cells from sticking to the walls of blood vessels. Both arterial stiffness and white blood cell adhesion are known factors that play a significant role in atherosclerosis.

http://www.eurekalert.org/pub_releases/2014-02/foas-wdc022714.php