There is mounting evidence that omega-3 fatty acids from fish or fish oil supplements not only help prevent cardiovascular diseases in healthy individuals, but also reduce the incidence of cardiac events and mortality in patients with existing heart disease. A new study, published in the August 11, 2009, issue of the Journal …

Men with systolic chronic heart failure who have low or high levels of estradiol, a form of the hormone estrogen, have an increased risk of death compared with men with moderate levels of this hormone, according to a study in the May 13 issue of JAMA. Estrogens have numerous biological effects in men and have [...]