There is no strong evidence that the popular smoking cessation drug varenicline increases the risk of self harm or depression compared to other cessation products, according to new research published on bmj.com today.
Varenicline is a recently introduced smoking cessation product of proven effectiveness, but there have been concerns that it may increase the risk [...]

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 [...]