Low testosterone may risk heart
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Post-menopausal women with low levels of the male sex hormone  are more likely to develop heart disease, research suggests.
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Oct. 27, 2004 -- A new study hints at why forgetfulness plagues older men. Loss of testosterone, which happens normally as men age, seems to be at the root of some memory loss.
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Having too little vitamin D has been linked to an increased risk of heart disease, a US study has concluded.
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NEW YORK  - Testosterone levels in men  decline with age, and this could have an effect on their mental  well-being. However, experiments in healthy young men indicate  that artificially shutting down androgens -- male hormones --  doesn't have much effect on their mood, according to a new  report.
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Hormone therapy used to treat  prostate cancer that has already spread may save patients from  cancer but raise the risk of diabetes and heart disease, U.S.  researchers reported on Tuesday.
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A small study of female-to-male transsexuals shows that testosterone therapy at "male" dosages significantly increases bone mineral density.
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NEW YORK  - A mix of dietary supplements  including antioxidants and plant-based estrogens may slow the  rise of a biomarker for prostate cancer progression in some  men, preliminary research suggests.
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NEW YORK  - Even with new, more objective  criteria, women are still less likely than men to have their  heart condition accurately diagnosed as a heart attack,  researchers report.
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NEW YORK  - As men age they are more likely than women to develop symptoms of metabolic syndrome, including increased belly size, high blood pressure, and cholesterol and blood sugar abnormalities; and study findings also suggest that low male hormone levels may predict an increased metabolic syndrome risk.
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NEW YORK  - Cardiovascular fitness may predict the odds of a future heart attack in men and women with no apparent signs of heart disease, a large study suggests.
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Young women with low libido had good  sex more often after using a testosterone spray, Australian  researchers said on Thursday.
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High levels of testosterone in foetuses are linked to a higher chance of developing autistic traits, scientists say.
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Taking a form of HRT can sharply increase the risk of developing a blood clot for some women, research suggests. Researchers found taking HRT containing the hormones oestrogen and progestin doubled the risk of venous thrombosis for all women.
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The impotence drug Viagra may also  help prevent the abnormal growth of the heart seen in some  types of heart disease, researchers reported on Sunday.
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NEW YORK  - New research suggests that two months of "androgen deprivation" therapy, which reduces levels of the androgen, a male hormone, can help slow the growth of locally advanced prostate cancer when given before and during radiotherapy. Plus, the short course of androgen deprivation therapy does not increase the risk of death from cardiovascular disease, which had been a concern.
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Natural levels of a man's testosterone do not affect his prostate cancer risk as some had thought, a finding that should spur scientists to rethink their approach to the disease, researchers said on Tuesday.
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Women with breast cancer who take tamoxifen are less likely to have a heart attack than women with other types of cancer who are not taking the drug, according to a new report.