Marilyn Graham was 56 when she signed up for a grueling hour of cycling each morning for 12 weeks, occasionally decked out in a mask, a heart monitor and a bag of intravenous fluid and subjected to needle pricks to obtain blood samples.

Dietary supplements claiming to help postmenopausal women with bone health may not be doing what they say, according to new research from Purdue University.

Women with low levels of sexual desire, often as a result of menopause, are more likely to be depressed and to suffer physical symptoms such as back pain and memory problems than women who report higher levels of desire, according to a new study by researchers at the University of North Carolina at Chapel Hill and Procter & Gamble Pharmaceuticals.

Two new studies show that commonly prescribed forms of postmenopausal hormone therapy may slightly accelerate the loss of brain tissue in women 65 and older beyond what normally occurs with aging.

Higher-than-normal levels of insulin place postmenopausal women at increased risk of breast cancer, researchers at Albert Einstein College of Medicine of Yeshiva University report.

Two separate meta-analyses of clinical trials from around the world that tested tamoxifen against aromatase inhibitor drugs in postmenopausal women with early breast cancer have each reached the same conclusion: aromatase inhibitors are more effective in preventing breast cancer from coming back.

In a randomized controlled trial called the "Evaluate the Clinical use of vitamin K Supplementation in Postmenopausal Women with Osteopenia" (ECKO) trial, Angela Cheung and colleagues at the University of Toronto found that a high dose daily vitamin K1 supplement did not protect against age-related bone mineral density (BMD) decline.

Objective and subjective measures show that postmenopausal women slept longer than premenopausal women but felt less satisfied with the quality of sleep

Postmenopausal women who regularly sleep more than nine hours a night may have an increased risk of ischemic stroke, researchers reported in Stroke: Journal of the American Heart Association.

Postmenopausal women are at an increased risk of developing coronary artery disease, yet recent research studies have sometimes resulted in conflicting data regarding how best to treat or minimize the effects of the disease.

Women who take postmenopausal hormones appear to have a lower risk of developing advanced stages of the eye disease age-related macular degeneration, especially if they had also taken oral contraceptives in the past, according to a report in the April issue of Archives of Ophthalmology, one of the JAMA/Archives journals.

Researchers from Boston University School of Medicine (BUSM) and Boston Medical Center (BMC) and collaborators nationwide have found that decreased sexual satisfaction in postmenopausal women, is not clearly associated with cardiovascular disease.