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Low Testosterone

Emotionally supportive relationships linked to lower testosterone

Science and folklore alike have long suggested that high levels of testosterone can facilitate the sorts of attitudes and behavior that make ...

Low testosterone, men's empathy can determine parenting skills

ANN ARBOR—As they age, men often get concerned about their testosterone levels dropping. And rightfully so—it affects their sex drive and other ...

Testosterone makes people with social anxiety less likely to avoid eye contact

Testosterone makes people with social anxiety disorder less likely to avoid the gaze of other people. This is one of the conclusions of a study by behavioural scientists at Radboud University. The study is the first to demonstrate that testosterone can help people with social anxiety. The scientific journal Psychoneuroendocrinology published the results online on 16 September. ... Full story

UTMB study finds that testosterone therapy is not linked with blood clot disorders in veins

A new study from The University of Texas Medical Branch at Galveston of more than 30,000 commercially insured men is the first large comparative analysis to show that there is no link between testosterone therapy and blood clots in veins. The study found that middle-aged and older men who receive testosterone therapy are not at increased risk of this illness. The findings are detailed in Mayo Clinic Proceedings. ... Full story

Erectile Dysfunction Worsened, Testosterone Levels Decreased by Some Drugs for Treatment of Prostate Enlargement

(Boston)–Men with benign prostate enlargement who used finasteride (also known as proscar and propecia) to treat their condition, experienced worsening erectile dysfunction (ED) that did not resolve with continued treatment. In addition, they experienced a reduction in their testosterone levels leading to hypogonadism (little to no production of sex hormones). However, men who used tamsulosin (flomax) experienced none of these adverse side effects. ... Full story

Sensitive RIA measures testosterone concentrations in prepubertal and pubertal children comparable to tandem mass spectrometry

Ankarberg-Lindgren C, Norjavaara E. Sensitive RIA measures testosterone concentrations in prepubertal and pubertal children comparable to tandem mass spectrometry. Scand J Clin Lab Invest. 2015;75(4):341-4. Epub 2015/02/28. ... Full story

Testosterone May Contribute to Colon Cancer Tumor Growth

COLUMBIA, Mo. – Previous cancer research has revealed that women are less likely than men to suffer from non-sex specific cancers such as cancer of the colon, pancreas and stomach. Scientists theorized that perhaps this trend was due to a protecting effect created by female hormones, such as estrogen, that help prevent tumors from forming. ... Full story

Men need to know potential dangers before undergoing testosterone replacement therapy

When most men reach their 40s and 50s they begin to search for something that will give them the energy, the strength and the libido they enjoyed in their 20s. Many have found it in testosterone replacement therapy, despite the fact that men who undergo this type of treatment have a 30 percent higher risk of having a heart attack. ... Full story

Testosterone stimulates prostate cancer in animal model

Testosterone raises the risk of prostate cancer in an animal model, according to a University of Illinois at Chicago researcher, who urges caution in prescribing testosterone therapy to men for non-medical reasons. ... Full story

Reduced testosterone tied to chemical exposure

ANN ARBOR—Adults and young boys exposed to high levels of phthalates—chemicals found in plastics and some personal care products—tend to have reduced levels of testosterone in their blood compared to those with lower chemical exposure, according to a new University of Michigan study. ... Full story

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